Samsung M31 & M31s (EB-BM317ABY) Li-ion Replacement Battery The EB-BM317ABY rechargeable Li-ion battery restores reliable, long-lasting power to your Samsung Galaxy M31 or Samsung Galaxy M31s, providing stable performance and safe charging for daily use. Specifications Model: EB-BM317ABY Battery Type: Lithium-ion rechargeable battery Capacity: 5830mAh (Rated) / 6000mAh (Typical) Nominal Voltage: 3.86V Charging Limit Voltage: 4.43V Compatible Devices: Samsung Galaxy M31, Samsung Galaxy M31s