Redmi 4 Pro & 4 Prime (BN40) Li-Po Replacement Battery
The Xiaomi BN40 is a high-capacity lithium-ion polymer rechargeable battery designed for the Redmi 4 Pro and Redmi 4 Prime smartphones. With a typical capacity of 4100mAh, it provides long-lasting and stable power for everyday tasks such as calling, browsing, and media use. Built with advanced battery technology, it ensures efficient charging, consistent performance, and enhanced safety. This battery is an ideal replacement to restore your phone’s battery life and maintain optimal performance.
Specifications
- Model: BN40
- Battery Type: Lithium-ion Polymer (Li-Po)
- Typical Capacity: 4100 mAh / 15.8 Wh
- Rated Capacity: 4000 mAh / 15.4 Wh
- Nominal Voltage: 3.85V
- Charge Voltage Limit: 4.40V
- Compatibility: Xiaomi Redmi 4 Pro / Redmi 4 Prime