3W LUXEON LED ALUMINIUM FLASHLIGHT OPERATED BY 2AA BATTERIES 3 watt Luxeon LED, 3 times brighter than 1 watt Luxeon LED No bulb to burn out: 100,000 hours LED lifetime Using collimator to focus the beam, Up to 80 Lumens Runs continuously for 4 hours on 2CR123A batteries or 1PC17670, (Batteries non-included) constant current control circuit inside Convenient On/Off switch in the end tail O-ring sealed and water resistant Includes a nylon pouch Product size:13.2cm (L) x 3.3 cm (D)