Brand NO Color Black Material Nylon Quantity 1 Type Lithium Ion Model 26650 Mark Capacity N/A Actual Capacity 7000mah Battery Voltage 8.4 V Rechargeable Yes Rechargeable Times 500~600 times Buitl-in Protected Circuit Yes Over Voltage Protection Yes Short-circuit Protection Yes Over-charging Protection Yes Over-discharging Protection Yes Mercury Free Yes Application The battery is not water resistant; only for powering the light; interface: 5.5 x 2.1mm; suitable for one T6 or head lamp such as SKU 184801 82510 177268 202883. Packing List 1 x Battery pack (47cm) 1 x Pouch