1:3.7V/5.2AH for Lamp, medical device and E-Bike 2:high capacity, low-self discharge 3:green energy, quality approvals. Nominal voltage: 3.7V Rated capacity: 5200mAh Cycle lifespan: ≥600 times Charging voltage: 4.2V Maximum discharging current: 2C Discharging end voltage: 2.75V Charging temperatures: 0 to 45 degree Celsius Discharging temperatures -20 to 60 degree Celsius Storage temperatures: -20 to 45 degree Celsius Dimensions: Thickness: 7.2mm (thickness can be adjusted) Width: 68mm; Height: 130mm

li-ion battery cell of 5.2ah for mobile phone,lamp,cam