This original battery is a must-have for your Xiaomi Redmi 1S. It is designed to ensure long-lasting performance and reliability for your phone. The BM41 model is compatible with this battery, making it a perfect fit for your device. The Xiaomi brand is known for its quality and this battery is no exception. It is perfect for those who need a replacement or an extra battery for their Redmi 1S. This product is part of the Cases, Covers & Skins category and is a great addition to your phone accessories.