Color Blue + Black Brand NO Model DC-12400 Quantity 1 Piece Material Plastic shell Cell Type Lithium Ion Battery Model OthersDC-12400 Mark Capacity 4000 mAh Actual Capacity 1600~1800 mAh Voltage 12.6 V Rechargeable Yes Rechargeable Times Others300 times Built-in Protected Circuit No Over Voltage Protection Yes Short-Circuit Protection No Over-Charging Protection No Over-Discharging Protection No Mercury Free Yes Other Features Compatible with such digital devices as laptop digital camera interphone portable VCD / DVD IC terminal PDA electric toy security system medical equipment etc. Packing List 1 x Battery (23cm) 1 x 110~240V EU plug power adapter (90cm)