Features Xiaomi Battery Brand Xiaomi Model BN55 Main features Battery Type Li-Ion Polymer Charging Time 2 to 3 hours Battery Capacity 5020 mAh Voltage in Volts(Approx.) 3.87v Dimensions Weight (Approx.) 55.5g Features Description Constantly on the move, never run out of power with this extra high capacity spare Lithium Ion battery. Always keep an extra battery for the times when one battery just will not do. Compatibility For Xiaomi Mi Redmi Note 9S Mobile Contains Loose Packing Country Of Origin China