Streamlight ProTac 2AA

C4 LED with 50,000 hour lifetime. (2) AA alkaline batteries. 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. Dimension: 6.14″ x 9″ x 0.65″. Weight: 3.4 oz.