Construction: HAIII military grade anodized aluminum; Color: Black; Battery: 1 Lithium; Light Features: Batteries Included l LED l Water Resistant l Rechargeable l SOS Strobe l Strobe l High: 1000 Lumens for 1h l Medium: 110 Lumens for 10h 45m l Low: 50 Lumens for 36h; Other Info: CREE XP-L HI V3 LED. Intelligent charging circuit with voltage detection. USB rechargeable. Onboard USB port is water and impact resistant. Intelligent memory stores preferred brightness settings. Stainless bezel ring. Anti-rolling design. Includes lanyard, clip, holster, spare switch cover, and USB cable. Boxed.