Streamlight ProTac 2L

C4 LED with 50,000 hour lifetime. Multi-function, push-button tactical tail switch. One handed operation of momentary or variable intensity mode. LED solid state power regulation provides maximum light output throughout battery life. IPX7 rated design. Waterproof to 1 meter for 30 minutes. Anti-roll face cap. Removable pocket clip. Serialized for positive identification. 4.68″ x 9″ x 0.77″. Weight: 2.8 oz. Takes (2) VOH CR123A batteries.