About this replacement
Designed for Redmi, Xiaomi devices. Compatible models include 4 Standard Edition, 4 Standard Edition Dual SIM, 4 Standard Edition Dual SIM TD-LTE, 2016090, Hongmi 4, Redmi 4 Standard Edition, Redmi 4 Standard Edition Dual SIM, Redmi 4 Standard Edition Dual SIM TD-LTE. Replacement part numbers include BN42. Key specifications: 3.85V, 4000mAh, Li-Polymer.