6.13" overall. Clip. SOS strobe. Strobe. Impact resistant. Lanyard. CREE XP-G2 R5 LED. Five brightness levels: Turbo - 360 lumen output - 1 hour, 45 minute runtime; High - 240 lumen output - 2 hour, 15 minute runtime; Mid - 120 lumen output - 5 hour, 45 minute runtime; Low - 17 lumen output - 24 hour runtime; Lower - 1 lumen output - 180 hour runtime. Red LED constant illumination and beacon mode which serves as a signal light. 160m beam distance. Toughened ultra-clear mineral glass with anti-reflective coating. Waterproof in accordance with IPX-8 (two meters submersible). Tail stand capability. Includes spare tail cap cover, and spare O-ring. Requires 2 AA batteries (not included). Black nylon belt sheath. Aluminum construction. Color: Black.