Replacement battery fits 9 Xiaomi compatible models. Specifications: 4100mAh, 3.85V, Li-ion. Compatible with: Hongmi 4 Premium Edition, Hongmi 4X Premium Edition, Hongmi Redmi 4X Premium Edition Dual SIM TD-LTE, Hongmi Redmi 4x Standard Edition, Hongmi Redmi 4x Standard Edition Dual SIM TD-LTE, Hongmi 4X and 3 more compatible models. Replaces: Hongmi BN40, Xiaomi BN40. Xiaomi replacement batter…