Specification: Product name Astrolux S2 XPL HI LED Flashlight Brand Astrolux Model S2 Emitter Type XPL-HICircuit Driver ATTiny 25V-based driver with off-time capacitorand FET+7135 power channel configuration Light Tint 1A (6500K), 3B (5300K) Material Constructed from aero grade aluminum alloy Battery Configurations 1 x 18650 battery (Not included) Working voltage 2.8-4.35v Switch Type Clicky Switch Location Tail of the flashlight (Lighted tailcap by pilotdog 68) Impact Resistant 1 meter Lens Toughened ultra-clear mineral glass with anti-reflective coating Reflector Smooth reflector Carrying Strap Included Waterproof IPX-8 waterproof 2 meters Color Silver Weight 500g without battery Size 125mm x 35mm (length x body diameter) Package included:1 x Astrolux S2 XPL-HI 1400LM LED Flashlight 1 x Deep Carry For Pocket Clip 1 x Gift Box 1 x Extra o-rings 2 x Extra button cap 1 x flashlight landyard