The BN57 battery, with a capacity of 5160 mAh, is specifically designed for the Xiaomi Poco X3 model. This lithium-polymer battery provides a reliable power source optimized for use in smartphones. Weighing 90 grams, it is lightweight yet powerful, making it an ideal choice for users who need longer battery life. The battery is device-specific, ensuring a perfect fit in the smartphone for optimal performance. The use of high-quality materials guarantees a long lifespan and efficiency. Additionally, the battery is subject to labeling requirements, indicating the need for environmentally friendly disposal. This battery is a practical solution for anyone looking to maintain or enhance the performance of their Xiaomi Poco X3.