--- product_id: 165025400 title: "New Replacement Battery BN31 Compatible with Xiaomi Mi A1 (Mi 5X) with Tools" brand: "e-yiiviil" price: "€ 0.57" currency: EUR in_stock: false url: https://www.desertcart.pt/products/165025400-new-replacement-battery-bn31-compatible-with-xiaomi-mi-a1-mi store_origin: PT region: Portugal --- # Fast charging support 3000mAh capacity Includes installation tools New Replacement Battery BN31 Compatible with Xiaomi Mi A1 (Mi 5X) with Tools **Brand:** e-yiiviil **Price:** € 0.57 **Availability:** ❌ Out of Stock ## Summary > 🔄 Power Up Your Life! - Don't let a dead battery hold you back! ## Quick Answers - **What is this?** New Replacement Battery BN31 Compatible with Xiaomi Mi A1 (Mi 5X) with Tools by e-yiiviil - **How much does it cost?** € 0.57 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/165025400-new-replacement-battery-bn31-compatible-with-xiaomi-mi-a1-mi) ## Best For - e-yiiviil enthusiasts ## Why This Product - Trusted e-yiiviil brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Revive Your Device:** Breathe new life into your Xiaomi Mi A1 with a powerful 3000mAh battery. - • **Reliable Performance:** Each battery is rigorously tested to ensure optimal performance before it reaches you. - • **Seamless Compatibility:** Engineered specifically for Xiaomi Mi A1 (Mi 5X) - check your model for a perfect fit. - • **Customer-Centric Support:** Got questions? Our dedicated team is here to assist you within 24 hours! - • **Quick & Easy Installation:** Comes with essential tools to make your battery swap a breeze. ## Overview The New Replacement Battery BN31 is designed for the Xiaomi Mi A1 (Mi 5X), featuring a robust 3000mAh capacity and fast charging capabilities. It includes essential tools for installation and is rigorously tested for reliability. Ensure your device runs smoothly with this easy-to-install battery replacement. ## Description Item specsPart No: BN31Capacity:3000mAh /11.55WhVoltage: 3.85VType: Li-ion PolymerPackaging: 1 x battery,1 x ToolsCompatible withXiaomi Mi A1 (Mi 5X) Notice before purchase1. Be carefully check the model number of your device to see if this battery is compatible with your device.2. A new Li-ion battery will achieve its best performance after 2 or 3 complete cycles of charge & discharge.3. When you install it, be sure the connector has been properly connected to your device.4. Do not use low quality third-party adapter charger to charge your device, that will shorten the battery's life.Contact usIf you have any questions or any issues when using our product, please send us a message, we will answer you within 24 hrs. Thank you for your time. ## Features - This battery is compatible with Xiaomi Mi A1 (Mi 5X) , please carefully check your phone model before purchase. - When you replace your old battery, please carefully and gently disconnect your old battery's cable then connect your new battery to the mainboard. If you phone cannot be powered on with the new battery, you may need to install it again and be sure to check if the cable has been properly connected. - If you have any questions or got any issues with our product, please feel free to contact us, we will reply to you within 24 hrs. We highly appreciate your kind patience. - All the batteries have been tested before shipping out, and come with repairing tools for installation. No installation instruction. - Need professional installation technology,We won't responsible for any damage due to improper operation. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07XRWD7G9 | | Antenna Location | Phone | | Battery Capacity | 3000 milliampere_hour | | Battery Cell Type | Lithium Ion | | Battery Weight | 50 g | | Best Sellers Rank | #569,307 in Cell Phones & Accessories ( See Top 100 in Cell Phones & Accessories ) #5,318 in Cell Phone Replacement Batteries | | Brand | E-YIIVIIL | | Compatible Phone Models | Xiaomi Mi A1 | | Customer Reviews | 4.0 4.0 out of 5 stars (12) | | Item Dimensions | 7.87 x 1.97 x 1 inches | | Item Weight | 0.1 kg | | Manufacturer | shenzhenshi derui maoyi youxiangongsi | | Model Name | bn31 | | Model Number | BN31 | | Number of Batteries | 1 Lithium Ion batteries required. (included) | | Reusability | Rechargeable | | UPC | 734830548660 | | Unit Count | 1 Count | | Voltage | 3.85 volts | ## Product Details - **Battery Capacity:** 3000 milliampere_hour - **Battery Cell Composition:** Lithium Ion - **Brand:** E-YIIVIIL - **Number of Batteries:** 1 Lithium Ion batteries required. (included) - **Recommended Uses For Product:** Phone ## Images ![New Replacement Battery BN31 Compatible with Xiaomi Mi A1 (Mi 5X) with Tools - Image 1](https://m.media-amazon.com/images/I/81Xut7AIuBL.jpg) ## Frequently Bought Together - E-YIIVIIL New Replacement Battery BN31 Compatible with Xiaomi Mi A1 (Mi 5X) with Tools - YESUN USB Charging Flex Cable Board with Microphone for Xiaomi Redmi Note 8 Pro Charger Connector Dock Jack Plug Port with IC Support Fast Charge --- ## 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.pt/products/165025400-new-replacement-battery-bn31-compatible-with-xiaomi-mi-a1-mi](https://www.desertcart.pt/products/165025400-new-replacement-battery-bn31-compatible-with-xiaomi-mi-a1-mi) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-10-07*