Packed with the most advanced technology found in any duty light on the market, it's powered by a rechargeable NiMH battery pack (included). Or it can be powered by four C alkaline batteries (not included) when power is unavailable for recharging purposes. It also features five lighting modesHigh, Medium, Low, Strobe, and Flashing. Plus it has a no-slip grenade grip and comes standard with a desk/dash charger base, rechargeable battery, and 110 VAC wall charger. IPX4 water resistant. 12 11/16". Black.