Color Black Brand - Model - Quantity 1 Piece Material Lithium cobalt oxide Cell Type Lithium Ion Battery Model 18650 Head Type Flat Top Mark Capacity 8000 mAh Actual Capacity 8000 mAh Voltage 7.2~8.4 V Rechargeable Yes Rechargeable Times Others600 Built-in Protected Circuit Yes Over Voltage Protection Yes Short-Circuit Protection Yes Over-Charging Protection Yes Over-Discharging Protection Yes Mercury Free Yes Interface 5.2 x 2.1 mm Other Features Suitable for many kinds of car light and also compatible with 8.4V device Packing List 1 x Battery pack (53cm) 1 x Pouch