{"product_id":"galaxy-s21-battery-replacement-3880mah-eb-bg991aby","title":"Samsung Galaxy S21 Battery Replacement 3880mAh EB-BG991ABY | E-Tech61","description":"\u003cdiv style=\"font-family: Arial, Helvetica, sans-serif; max-width: 900px; margin: auto;\"\u003e\n\u003c!-- Styled Header Block --\u003e\n\u003cdiv style=\"background-color: #000000; padding: 15px; text-align: center;\"\u003e\n\u003ch1 style=\"color: #2683c6; margin: 0; font-size: 22px;\"\u003e\u003cspan\u003eSamsung Galaxy S21 Battery Replacement 3880mAh EB-BG991ABY\u003c\/span\u003e\u003c\/h1\u003e\n\u003c\/div\u003e\n\u003c!-- Overview --\u003e\n\u003ch2 style=\"color: #2683c6;\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp data-start=\"81\" data-end=\"366\"\u003eThis premium replacement battery for Samsung Galaxy S21 is designed to restore your device’s original power performance with stable, long-lasting energy output. Built to OEM specifications, it ensures safe charging, improved battery life, and reliable daily usage.\u003c\/p\u003e\n\u003cp data-start=\"368\" data-end=\"669\"\u003eIf your Galaxy S21 is suffering from fast battery drain, overheating, unexpected shutdowns, or charging issues, this high-quality 3880mAh Li-ion battery is the perfect repair solution. It offers precise fitment, durability, and consistent performance for both professional technicians and DIY repairs.\u003c\/p\u003e\n\u003c!-- Key Features --\u003e\n\u003ch2 style=\"color: #2683c6;\"\u003eKey Features\u003c\/h2\u003e\n\u003cp data-start=\"331\" data-end=\"890\"\u003e\u003cmeta charset=\"UTF-8\"\u003e\u003cspan\u003e✔ Premium Li-ion Battery replacement for Samsung Galaxy S21\u003c\/span\u003e\u003cbr data-start=\"750\" data-end=\"753\"\u003e\u003cspan\u003e✔ Ideal for fixing battery drain, overheating, charging issues, and power failure\u003c\/span\u003e\u003cbr data-start=\"834\" data-end=\"837\"\u003e\u003cspan\u003e✔ OEM-quality performance with precise fit and durability\u003c\/span\u003e\u003cbr data-start=\"894\" data-end=\"897\"\u003e\u003cspan\u003e✔ Professionally tested before dispatch for reliable functionality\u003c\/span\u003e\u003cbr data-start=\"963\" data-end=\"966\"\u003e\u003cspan\u003e✔ Precision-engineered for seamless installation and alignment\u003c\/span\u003e\u003cbr data-start=\"1028\" data-end=\"1031\"\u003e\u003cspan\u003e✔ Ideal for repair technicians and DIY repairs\u003c\/span\u003e\u003cbr data-start=\"1077\" data-end=\"1080\"\u003e\u003cspan\u003e✔ Durable construction for long-lasting performance\u003c\/span\u003e\u003cbr data-start=\"1131\" data-end=\"1134\"\u003e\u003cspan\u003e\u003cstrong\u003e✔ UK Seller \u0026amp; Fast Dispatch:\u003c\/strong\u003e Shipped promptly from our Manchester-based warehouse\u003c\/span\u003e\u003c\/p\u003e\n\u003c!-- SEO Paragraph --\u003e\n\u003ch2 style=\"color: #2683c6;\"\u003e\u003cspan\u003eProfessional Battery Repair Solution for Samsung Galaxy S21\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1309\" data-end=\"1567\"\u003eThis replacement battery is engineered to bring your Samsung Galaxy S21 back to peak performance. With a high-capacity 3880mAh design, it delivers stable power output and efficient charging, helping restore your phone’s original battery life and usability.\u003c\/p\u003e\n\u003cp data-start=\"1569\" data-end=\"1926\"\u003eCommon issues such as rapid battery drain, overheating, sudden power loss, or failure to charge properly can be effectively resolved with this OEM-quality replacement. Designed for perfect compatibility with the Samsung Galaxy S21 (EB-BG991ABY), it ensures safe operation and long-term reliability. Professional installation is recommended for best results.\u003c\/p\u003e\n\u003c!-- What's Included \u0026 Notes --\u003e\n\u003ch2 style=\"color: #2683c6;\"\u003eWhat's Included \u0026amp; Important Notes\u003c\/h2\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: 1fr 1fr; gap: 15px; margin: 20px 0;\"\u003e\n\u003cdiv style=\"background: #f5f5f5; padding: 15px; border-radius: 5px;\"\u003e\n\u003ch3 style=\"color: #333; margin-top: 0;\"\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1 x Samsung Galaxy S21 Battery Replacement 3880mAh EB-BG991ABY\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f5f5f5; padding: 15px; border-radius: 5px;\"\u003e\n\u003ch3 style=\"color: #333; margin-top: 0;\"\u003eImportant Notes\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp data-start=\"2022\" data-end=\"2234\"\u003e✔ Professional installation recommended\u003cbr data-start=\"2079\" data-end=\"2082\"\u003e✔ Tools or adhesive may be required depending on product type\u003cbr data-start=\"2143\" data-end=\"2146\"\u003e✔ Test the part before final installation\u003cbr data-start=\"2187\" data-end=\"2190\"\u003e✔ Verify your device model before purchase\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Shipping \u0026 Returns --\u003e\n\u003ch2 style=\"color: #2683c6;\"\u003eShipping \u0026amp; Returns\u003c\/h2\u003e\n\u003cp\u003eWe offer a hassle-free \u003cstrong\u003e30-day return policy\u003c\/strong\u003e. If you are not satisfied with your purchase, you can return it to us within 30 days of receipt. \u003cstrong\u003eThe item must be returned in the same, unused condition as it was delivered, with original packaging.\u003c\/strong\u003e Please contact us via eBay Messaging to initiate a return.\u003c\/p\u003e\n\u003c!-- Company Footer --\u003e\n\u003cdiv style=\"background-color: #000000; padding: 15px; text-align: center; margin-top: 20px;\"\u003e\n\u003cp style=\"color: #ffffff; margin: 0;\"\u003e\u003cstrong\u003eE-Tech61 Ltd\u003c\/strong\u003e\u003cbr\u003eCompany Number: 08915335 | VAT Registered\u003cbr\u003eTrading Address: 33 Moulton Street, Cheetham Hill, Manchester, England, M8 8FQ\u003cbr\u003e© E-Tech61 — Manchester-based UK seller • Premium parts \u0026amp; screens supplier\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Hidden Search Tags --\u003e\n\u003cdiv style=\"display: none;\"\u003eNokia G42, Nokia G42 LCD, Nokia G42 Screen Replacement, Nokia G42 Digitizer, Nokia G42 Display Assembly, Nokia G42 with Frame, Phone Parts, Repair Kit, UK Seller, Fast Dispatch, Manchester, Mobile Phone Repair, Screen Repair, LCD Digitizer Assembly, Full Assembly, High Quality, Replacement Screen, Smartphone Parts, Professional Repair, E-Tech61, Nokia Parts, Touch Screen\u003c\/div\u003e\n\u003c\/div\u003e","brand":"E-Tech61","offers":[{"title":"Default Title","offer_id":56993859895678,"sku":null,"price":13.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0762\/2128\/4634\/files\/1_a2c37503-97bf-45f3-b3ca-13da19913592.png?v=1772221788","url":"https:\/\/etech61.com\/products\/galaxy-s21-battery-replacement-3880mah-eb-bg991aby","provider":"E-Tech61","version":"1.0","type":"link"}