Dimensions: 3.75"; Color: Black; Battery: 1(included) CR123A Lithium; Light Features: Water Resistant l Strobe l LED l High: 460 Lumens for 45m l Medium: 170 Lumens for 2h 15m l Low: 60 Lumens for 4h 15m; Other Info: CREE XM-L2 U2 LED. Tactical tail switch. Instant access to strobe. Built-in power indicator. Anti-rolling design. Mineral optic lens with anti-reflective coating. Aerospace grade aluminum alloy construction. Impact resistant to 1.5m. Boxed.