{"product_id":"for-samsung-galaxy-s21-3880mah-eb-bg991aby-battery-replacement","title":"For Samsung Galaxy S21 3880mAh EB-BG991ABY Battery Replacement","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eIs your Samsung Galaxy S21 no longer holding a charge like it used to? Does your phone shut down unexpectedly even when the battery indicator shows power remaining, or do you find yourself reaching for the charger more and more frequently throughout the day? This \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3880mAh EB-BG991ABY Replacement Battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is the exact high-performance component you need to restore reliable power delivery and extend the life of your flagship device. Available now at \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTHE REPAIR PLUS\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, your trusted UK-based online store for quality phone repair parts.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCompatibility\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eThis replacement battery is designed for the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eSamsung Galaxy S21 5G\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. According to multiple supplier listings and certification data, it is compatible with the following model numbers \u003c\/span\u003e\u003ca href=\"https:\/\/www.amazon.it\/-\/en\/BETTERY-Battery-Compatible-EB-BG991ABY-Samsung\/dp\/B0B4X17BXX\/#customerReviews\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/mspoweruser.com\/samsung-galaxy-s21-battery-specs-revealed-by-certification-body\/\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan\u003e:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eSM-G991B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e (International\/Global)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eSM-G991B\/DS\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e (Dual SIM)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eSM-G991U\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e (US)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eSM-G991U1\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e (US Unlocked)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eSM-G991W\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e (Canada)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eSM-G991N\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e (Korea)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eSM-G9910\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e (China)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eSM-G991Q\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eThe battery carries the original Samsung part number \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eEB-BG991ABY\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with OEM reference \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGH82-24537A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.digitec.ch\/fr\/s1\/product\/samsung-batterie-eb-bg991aby-4800mah-pour-g991-galaxy-s21-5g-gh82-24537a-batterie-pour-telephone-por-32997648\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan\u003e. According to certification body leaks, the Samsung Galaxy S21 was certified with a 3880mAh battery manufactured by Ningde Amperex Technology Limited \u003c\/span\u003e\u003ca href=\"https:\/\/mspoweruser.com\/samsung-galaxy-s21-battery-specs-revealed-by-certification-body\/\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003ePlease verify your device model number in Settings → About Phone before purchasing to ensure correct fitment. \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTHE REPAIR PLUS\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e recommends double-checking your device compatibility to guarantee a perfect match.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eSigns You Need This Replacement\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eThe time between charges is getting shorter and shorter, requiring multiple charges daily\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eYour Galaxy S21 shuts down unexpectedly at a certain battery percentage (often 15-30%)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eThe charging process completes surprisingly quickly, but the battery drains just as fast\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eThe battery is swollen or bulging, potentially pushing the screen or back cover apart—\u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eif swollen, handle with extreme caution\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eYou're experiencing overheating issues during charging or normal use\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eThe phone takes an unusually long time to charge, or the charging percentage jumps erratically\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eYour device powers off immediately when unplugged, even showing a high percentage\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003ePremium Quality Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eThis high-quality replacement battery meets or exceeds the original EB-BG991ABY specifications. Please note that different suppliers offer various capacity ratings \u003c\/span\u003e\u003ca href=\"https:\/\/www.amazon.it\/-\/en\/BETTERY-Battery-Compatible-EB-BG991ABY-Samsung\/dp\/B0B4X17BXX\/#customerReviews\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.newegg.com\/p\/0SC-02H5-000E1?Item=9SIA7JKFCB3154\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.tvcmall.com\/fr\/details\/for-samsung-galaxy-s21-5g-3-85v-3880mah-li-polymer-battery-assembly-part-encode-eb-bg991aby-with-logo-sku660201868a.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan\u003e:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eStandard Capacity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3880mAh (15.06Wh) \u003c\/span\u003e\u003ca href=\"https:\/\/www.amazon.it\/-\/en\/BETTERY-Battery-Compatible-EB-BG991ABY-Samsung\/dp\/B0B4X17BXX\/#customerReviews\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.tvcmall.com\/fr\/details\/for-samsung-galaxy-s21-5g-3-85v-3880mah-li-polymer-battery-assembly-part-encode-eb-bg991aby-with-logo-sku660201868a.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.amazon.com\/Replacement-Battery-EB-BG991ABY-Compatible-SM-G991U1\/dp\/B09CQ2YF4Z\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eAlternative Capacity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Some suppliers rate at 4000mAh \u003c\/span\u003e\u003ca href=\"https:\/\/www.newegg.com\/p\/0SC-02H5-000E1?Item=9SIA7JKFCB3154\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.bestbuy.ca\/en-ca\/product\/replacement-battery-repair-tools-compatible-for-samsung-galaxy-s21-5g-sm-g991b-eb-bg991aby\/15609517\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eBattery Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Premium Lithium-Ion (Li-ion) \/ Lithium Polymer (Li-Po) \u003c\/span\u003e\u003ca href=\"https:\/\/www.amazon.it\/-\/en\/BETTERY-Battery-Compatible-EB-BG991ABY-Samsung\/dp\/B0B4X17BXX\/#customerReviews\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.tvcmall.com\/fr\/details\/for-samsung-galaxy-s21-5g-3-85v-3880mah-li-polymer-battery-assembly-part-encode-eb-bg991aby-with-logo-sku660201868a.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eVoltage:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3.85V - 3.88V (standard) \/ 4.4V (maximum) \u003c\/span\u003e\u003ca href=\"https:\/\/www.newegg.com\/p\/0SC-02H5-000E1?Item=9SIA7JKFCB3154\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.tvcmall.com\/fr\/details\/for-samsung-galaxy-s21-5g-3-85v-3880mah-li-polymer-battery-assembly-part-encode-eb-bg991aby-with-logo-sku660201868a.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.bestbuy.ca\/en-ca\/product\/replacement-battery-repair-tools-compatible-for-samsung-galaxy-s21-5g-sm-g991b-eb-bg991aby\/15609517\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eModel Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e EB-BG991ABY compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eCondition:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Brand New with zero operating cycles \u003c\/span\u003e\u003ca href=\"https:\/\/www.newegg.com\/p\/0SC-02H5-000E1?Item=9SIA7JKFCB3154\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.bestbuy.ca\/en-ca\/product\/replacement-battery-repair-tools-compatible-for-samsung-galaxy-s21-5g-sm-g991b-eb-bg991aby\/15609517\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eSafety Features:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Built-in intelligent IC chip technology with protection against overcharging, overheating, overvoltage, short circuits, and over-discharge\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eCompatible Phones:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Samsung Galaxy S21 5G SM-G991 series \u003c\/span\u003e\u003ca href=\"https:\/\/www.amazon.it\/-\/en\/BETTERY-Battery-Compatible-EB-BG991ABY-Samsung\/dp\/B0B4X17BXX\/#customerReviews\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.amazon.de\/-\/en\/GLK-Technologies%C2%AE-Replacement-Compatible-EB-BG991ABY-Professional\/dp\/B0CGZXQH5T\/ref=zg_mw_g_1385094031_d_sccl_12\/258-5716783-0799834?psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.amazon.co.uk\/dp\/B0CM6XGJYM?tag=picclick02-21\u0026amp;linkCode=osi\u0026amp;th=1\u0026amp;psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eQuality and Performance Notes\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eIt is important to understand that aftermarket replacement batteries may have slightly different performance characteristics compared to the original factory battery. Some customer reviews indicate \u003c\/span\u003e\u003ca href=\"https:\/\/www.amazon.de\/-\/en\/GLK-Technologies%C2%AE-Replacement-Compatible-EB-BG991ABY-Professional\/dp\/B0CGZXQH5T\/ref=zg_mw_g_1385094031_d_sccl_12\/258-5716783-0799834?psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan\u003e:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eCapacity Variation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e One verified purchaser reported the actual capacity measured 3700mAh versus the advertised 4200mAh, approximately 12% less than claimed \u003c\/span\u003e\u003ca href=\"https:\/\/www.amazon.de\/-\/en\/GLK-Technologies%C2%AE-Replacement-Compatible-EB-BG991ABY-Professional\/dp\/B0CGZXQH5T\/ref=zg_mw_g_1385094031_d_sccl_12\/258-5716783-0799834?psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003ePerformance Expectations:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e While some users report excellent results (\"battery holds great, thanks!\"), others note disappointing battery life compared to expectations \u003c\/span\u003e\u003ca href=\"https:\/\/www.amazon.de\/-\/en\/GLK-Technologies%C2%AE-Replacement-Compatible-EB-BG991ABY-Professional\/dp\/B0CGZXQH5T\/ref=zg_mw_g_1385094031_d_sccl_12\/258-5716783-0799834?psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eQuality Consistency:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Premium brands like GLK-Technologies use high-quality raw materials from South Korea \u003c\/span\u003e\u003ca href=\"https:\/\/www.amazon.de\/-\/en\/GLK-Technologies%C2%AE-Replacement-Compatible-EB-BG991ABY-Professional\/dp\/B0CGZXQH5T\/ref=zg_mw_g_1385094031_d_sccl_12\/258-5716783-0799834?psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eWhat This Replacement Restores\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eOriginal Battery Life:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Restores the all-day performance your device had when new, providing extended power for 5G connectivity, media consumption, and daily tasks\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eReliable Power Delivery:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Eliminates unexpected shutdowns and erratic battery behaviour\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eSafe Operation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Premium quality batteries feature built-in protection against overcharging, overheating, and short circuits to ensure long-term use\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eDevice Integrity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Replacing a swollen battery prevents further damage to other internal components\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eSustainable Solution:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Extend the life of your current device instead of contributing to electronic waste\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eComplete Toolkit Options\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eSeveral EB-BG991ABY replacement batteries come with comprehensive professional repair tools to assist with installation \u003c\/span\u003e\u003ca href=\"https:\/\/www.amazon.de\/-\/en\/GLK-Technologies%C2%AE-Replacement-Compatible-EB-BG991ABY-Professional\/dp\/B0CGZXQH5T\/ref=zg_mw_g_1385094031_d_sccl_12\/258-5716783-0799834?psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.amazon.com\/Replacement-Battery-EB-BG991ABY-Compatible-SM-G991U1\/dp\/B09CQ2YF4Z\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan\u003e:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eReplacement battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e (3880mAh or 4000mAh depending on supplier)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eComplete toolkit\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e including:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eCross screwdriver\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eTri-point Y screwdriver\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003e5-star Torx (pentalobe) screwdriver\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eTorx T5 and T6 screwdrivers\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eCurved tweezers\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eOpening tools (lever\/scraper)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eOpening picks\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eSuction cup\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eAdhesive strips for battery and back cover \u003c\/span\u003e\u003ca href=\"https:\/\/www.amazon.de\/-\/en\/GLK-Technologies%C2%AE-Replacement-Compatible-EB-BG991ABY-Professional\/dp\/B0CGZXQH5T\/ref=zg_mw_g_1385094031_d_sccl_12\/258-5716783-0799834?psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eSome suppliers include installation tools \u003c\/span\u003e\u003ca href=\"https:\/\/www.amazon.com\/Replacement-Battery-EB-BG991ABY-Compatible-SM-G991U1\/dp\/B09CQ2YF4Z\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan\u003e, while others note explicitly that the package does not contain an installation kit \u003c\/span\u003e\u003ca href=\"https:\/\/www.amazon.it\/-\/en\/BETTERY-Battery-Compatible-EB-BG991ABY-Samsung\/dp\/B0B4X17BXX\/#customerReviews\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.amazon.co.uk\/dp\/B0CM6XGJYM?tag=picclick02-21\u0026amp;linkCode=osi\u0026amp;th=1\u0026amp;psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan\u003e. Please verify the specific contents of your chosen listing.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eImportant Battery Information\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eFirst-Time Use and Conditioning:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eNew Lithium-Ion batteries require proper conditioning to achieve optimal performance \u003c\/span\u003e\u003ca href=\"https:\/\/www.newegg.com\/p\/0SC-02H5-000E1?Item=9SIA7JKFCB3154\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.bestbuy.ca\/en-ca\/product\/replacement-battery-repair-tools-compatible-for-samsung-galaxy-s21-5g-sm-g991b-eb-bg991aby\/15609517\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.amazon.com\/Replacement-Battery-EB-BG991ABY-Compatible-SM-G991U1\/dp\/B09CQ2YF4Z\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan\u003e:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eNew Lithium Ion batteries must be FULLY CHARGED and FULLY DISCHARGED 2 to 3 times\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e before being FULLY CONDITIONED\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eFull performance and longevity is only achieved after 2 to 3 complete charge and discharge cycles\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eAfter you go through 2 to 3 cycles, you'll never have to condition your battery again!\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003ePlease remember that a new Lithium-Ion battery's full performance and longevity is only achieved after 2 to 3 complete charge and discharge cycles \u003c\/span\u003e\u003ca href=\"https:\/\/www.newegg.com\/p\/0SC-02H5-000E1?Item=9SIA7JKFCB3154\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.bestbuy.ca\/en-ca\/product\/replacement-battery-repair-tools-compatible-for-samsung-galaxy-s21-5g-sm-g991b-eb-bg991aby\/15609517\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eProper Charging Habits:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eUse the original charger that came with your device for best performance (25W fast charging compatible)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eDo not use low-quality third-party adapter chargers to charge your device as they will shorten battery life \u003c\/span\u003e\u003ca href=\"https:\/\/www.amazon.com\/Replacement-Battery-EB-BG991ABY-Compatible-SM-G991U1\/dp\/B09CQ2YF4Z\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eTo prolong battery lifespan, charge when the level drops to 20-30% rather than letting it drain completely to 0%\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eAll talk and standby times are approximate, depending upon carrier's network settings, signal strength, and features selected \u003c\/span\u003e\u003ca href=\"https:\/\/www.newegg.com\/p\/0SC-02H5-000E1?Item=9SIA7JKFCB3154\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.bestbuy.ca\/en-ca\/product\/replacement-battery-repair-tools-compatible-for-samsung-galaxy-s21-5g-sm-g991b-eb-bg991aby\/15609517\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eInstallation Requirements \u003c\/span\u003e\u003ca href=\"https:\/\/www.amazon.it\/-\/en\/BETTERY-Battery-Compatible-EB-BG991ABY-Samsung\/dp\/B0B4X17BXX\/#customerReviews\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.tvcmall.com\/fr\/details\/for-samsung-galaxy-s21-5g-3-85v-3880mah-li-polymer-battery-assembly-part-encode-eb-bg991aby-with-logo-sku660201868a.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.amazon.co.uk\/dp\/B0CM6XGJYM?tag=picclick02-21\u0026amp;linkCode=osi\u0026amp;th=1\u0026amp;psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan\u003e:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eProfessional installation by a qualified technician is strongly recommended\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eWe recommend installation by a specialist technician \u003c\/span\u003e\u003ca href=\"https:\/\/www.amazon.it\/-\/en\/BETTERY-Battery-Compatible-EB-BG991ABY-Samsung\/dp\/B0B4X17BXX\/#customerReviews\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.amazon.co.uk\/dp\/B0CM6XGJYM?tag=picclick02-21\u0026amp;linkCode=osi\u0026amp;th=1\u0026amp;psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eHighly recommend professional installation; novices need the guidance of a professional \u003c\/span\u003e\u003ca href=\"https:\/\/www.tvcmall.com\/fr\/details\/for-samsung-galaxy-s21-5g-3-85v-3880mah-li-polymer-battery-assembly-part-encode-eb-bg991aby-with-logo-sku660201868a.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eIf using new battery the phone cannot be turned on, you may need to install it again and check that the cable is properly connected \u003c\/span\u003e\u003ca href=\"https:\/\/www.amazon.com\/Replacement-Battery-EB-BG991ABY-Compatible-SM-G991U1\/dp\/B09CQ2YF4Z\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eCheck if there is any dust in the connector or if any pin is broken before installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eMake sure that the plug is properly connected to your device during installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eUse ESD (electrostatic discharge) protection\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eWarranty Information:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eMany premium batteries come with warranty coverage (typically 30-day refund, 90-day replacement) \u003c\/span\u003e\u003ca href=\"https:\/\/www.newegg.com\/p\/0SC-02H5-000E1?Item=9SIA7JKFCB3154\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.bestbuy.ca\/en-ca\/product\/replacement-battery-repair-tools-compatible-for-samsung-galaxy-s21-5g-sm-g991b-eb-bg991aby\/15609517\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eContact the seller directly for specific warranty information \u003c\/span\u003e\u003ca href=\"https:\/\/www.newegg.com\/p\/0SC-02H5-000E1?Item=9SIA7JKFCB3154\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eStorage Guidelines:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eIf storing for extended periods, maintain approximately 25-50% charge in a cool, dry place\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eCapacity loss is minimal under proper storage conditions\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eSwollen Battery Warning:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eIf your old battery is swollen, handle with extreme caution. Do not puncture, crush, or apply heat—this can cause fire or explosion. Properly dispose of swollen batteries at authorised recycling centres.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eProper Disposal:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eNever throw lithium-ion batteries in household trash. Always recycle through authorised electronic waste recycling centres. Tape over the terminals before disposal to prevent short circuits.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eImportant Safety Notice\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003e⚠️ \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eThis is an intermediate-level repair requiring careful attention.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e One user reported a severe issue: \"2 hours after installation, a black screen suddenly occurred, which has never happened to me before. The display unit of my S21 is definitely dead. Probably a short circuit due to insufficient battery performance\" \u003c\/span\u003e\u003ca href=\"https:\/\/www.amazon.co.uk\/dp\/B0CM6XGJYM?tag=picclick02-21\u0026amp;linkCode=osi\u0026amp;th=1\u0026amp;psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan\u003e. The reviewer cautioned: \"Be careful, it's not worth risking your phone for €10\" \u003c\/span\u003e\u003ca href=\"https:\/\/www.amazon.co.uk\/dp\/B0CM6XGJYM?tag=picclick02-21\u0026amp;linkCode=osi\u0026amp;th=1\u0026amp;psc=1\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eTHE REPAIR PLUS\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e strongly recommends having this component installed by a qualified technician with experience in smartphone repairs. We are not responsible for any damage caused during installation \u003c\/span\u003e\u003ca href=\"https:\/\/www.tvcmall.com\/fr\/details\/for-samsung-galaxy-s21-5g-3-85v-3880mah-li-polymer-battery-assembly-part-encode-eb-bg991aby-with-logo-sku660201868a.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.amazon.com\/Replacement-Battery-EB-BG991ABY-Compatible-SM-G991U1\/dp\/B09CQ2YF4Z\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003ePackage Includes\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003e1 x EB-BG991ABY 3880mAh Replacement Battery for Samsung Galaxy S21 5G\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e \u003c\/p\u003e","brand":"The Repair Plus","offers":[{"title":"Default Title","offer_id":53404395766087,"sku":null,"price":13.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0809\/2545\/8759\/files\/EDA004054903.jpg?v=1772016282","url":"https:\/\/therepairplus.com\/products\/for-samsung-galaxy-s21-3880mah-eb-bg991aby-battery-replacement","provider":"The Repair Plus","version":"1.0","type":"link"}