--- product_id: 673853335 title: "Upgraded Battery Compatible with Samsung Galaxy S21 5G EB-BG991ABY" brand: "maxsharks" price: "R959" currency: ZAR in_stock: true category: "Maxsharks" url: https://www.desertcart.co.za/products/673853335-upgraded-battery-compatible-with-samsung-galaxy-s21-5g-eb-bg991aby store_origin: ZA region: South Africa --- # Galaxy S21 5G perfect fit 0-cycle fresh Li-ion power Pro toolkit included Upgraded Battery Compatible with Samsung Galaxy S21 5G EB-BG991ABY **Brand:** maxsharks **Price:** R959 **Availability:** ✅ In Stock ## Summary > 🔋 Power up your Galaxy S21 5G like a pro—DIY upgrade, zero downtime! ## Quick Answers - **What is this?** Upgraded Battery Compatible with Samsung Galaxy S21 5G EB-BG991ABY by maxsharks - **How much does it cost?** R959 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/673853335-upgraded-battery-compatible-with-samsung-galaxy-s21-5g-eb-bg991aby) ## Best For - maxsharks enthusiasts ## Why This Product - Trusted maxsharks brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Zero-Cycle Freshness:** Brand new Li-ion battery ensures peak performance and longevity from day one. - • **All-in-One Repair Kit:** Includes professional-grade tools and adhesive for a seamless DIY replacement. - • **Tailored Compatibility:** Specifically engineered for Galaxy S21 5G SM-G991 series for flawless integration. - • **Effortless Installation:** Pre-installed adhesive strips make battery replacement quick and mess-free. - • **Step-by-Step Confidence:** Comprehensive repair guide empowers you to fix your phone like a pro. ## Overview This MAXSHARKS 0-cycle lithium polymer battery is a perfect internal replacement for Galaxy S21 5G SM-G991 series phones. It comes with pre-installed adhesive, a pre-cut back cover adhesive, a full professional toolkit, and a detailed repair guide, enabling a confident and efficient DIY battery swap that restores your phone’s original power capacity. ## Description Upgraded Battery Compatible with Samsung Galaxy S21 5G EB-BG991ABY ## Features - Compatible Phone Model: This battery kit is specifically designed for Galaxy S21 5G SM-G991B, SM-G991B/DS, SM-G991U, SM-G991U1, SM-G991W series, please double confirm your phone model before purchasing - Important: To achieve optimal calibration, a new battery should undergo at least three full charge and discharge cycles. - Original back cover adhesive included: The battery comes with a pre-installed adhesive—just peel off the protective film and firmly press the battery into place for straightforward installation. The package also contains a pre-cut adhesive for the back cover, enhancing convenience. - Comprehensive repair guide: A detailed repair guide is included in the package, providing you with the information needed to confidently carry out the repair on your own. - Complete professional toolkit: This kit includes a carefully selected range of tools necessary for the repair process, ensuring a professional and safe experience. Designed for ease of use, it gives you the confidence to complete your repair efficiently. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DK5V98GX | | Antenna Location | Phone | | Battery Cell Composition | Lithium Polymer | | Battery Cell Type | Lithium Polymer | | Battery Weight | 25 g | | Best Sellers Rank | #15,451 in Cell Phones & Accessories ( See Top 100 in Cell Phones & Accessories ) #37 in Cell Phone Replacement Batteries | | Brand | MAXSHARKS | | Compatible Phone Models | Galaxy S21 | | Customer Reviews | 4.2 out of 5 stars 83 Reviews | | Included Components | Battery Relacement Kit | | Manufacturer | MAXSHARKS | | Model Name | EB-BS908ABY | | Model Number | EB-BS908ABY | | Number of Batteries | 1 Lithium Polymer batteries required. (included) | | Recommended Uses For Product | Phone | | Reusability | Rechargeable | | Unit Count | 1 Count | | Warranty Description | 2 Year Manufacturer | ## Product Details - **Battery Cell Composition:** Lithium Polymer - **Battery Weight:** 25 Grams - **Brand:** MAXSHARKS - **Number of Batteries:** 1 Lithium Polymer batteries required. (included) - **Unit Count:** 1.0 Count ## Images ![Upgraded Battery Compatible with Samsung Galaxy S21 5G EB-BG991ABY - Image 1](https://m.media-amazon.com/images/I/71CBuhWzgEL.jpg) ![Upgraded Battery Compatible with Samsung Galaxy S21 5G EB-BG991ABY - Image 2](https://m.media-amazon.com/images/I/71UfuVAT9KL.jpg) ![Upgraded Battery Compatible with Samsung Galaxy S21 5G EB-BG991ABY - Image 3](https://m.media-amazon.com/images/I/71E6G-bhQSL.jpg) ![Upgraded Battery Compatible with Samsung Galaxy S21 5G EB-BG991ABY - Image 4](https://m.media-amazon.com/images/I/71sOHW875OL.jpg) ![Upgraded Battery Compatible with Samsung Galaxy S21 5G EB-BG991ABY - Image 5](https://m.media-amazon.com/images/I/81V7Z5k29vL.jpg) ## Available Options This product comes in different **Size** options. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.za/products/673853335-upgraded-battery-compatible-with-samsung-galaxy-s21-5g-eb-bg991aby](https://www.desertcart.co.za/products/673853335-upgraded-battery-compatible-with-samsung-galaxy-s21-5g-eb-bg991aby) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-10-22*