UltraFire ZS-03 18650 3.7V 400mAh Lithium Rechargeable Batteries - Red + Black (4 PCS)
Color Black Brand UltraFire Model ZS-03 Quantity 4 Piece Material Lithium ion Cell Type Lithium Ion Battery Model 18650 Head Type Button Top Mark Capacity 3000 mAh Actual Capacity 400 mAh Voltage 3.7 V Rechargeable Yes Rechargeable Times Others1000 times Built-in Protected Circuit No Over Voltage Protection No Short-Circuit Protection No Over-Charging Protection No Over-Discharging Protection No Mercury Free Yes Packing List 4 x 18650 lithium batteries