Brand:TIANNENGN Model No: SC /C Charge time :1.2-16(h) Nominal Voltage: 1.2V Dimension:22.5(mm) Nominal Capacity: 900-4000mAh charge Current: 0.9-4(A) Nominal Capacity: 300-2500mAh charge Current: 0.3-2.5(A) If you have any questions,please fell free to contact us,We would be very pleased to receive an answer from you, Any orders you place with us will be processed promptly