Brand: RUSTU Model: RCH Material: Aluminum Emitter Brand: Cree LED Type: XM-L BIN: T6 Color: Cool white Number of Emitters: 1 Voltage Input: 4.2V Battery Configuration: 1 x 18650(not included) Circuitry: 1000mA Brightness: 800lm (manufacturer rated actual 388lm) Runtime: 3 hours Number of Modes: 1 Mode Arrangement: Dimming Mode Memory: No Switch Type: Slide magnetism switch Switch Location: Barrel side Lens: Tempered optical glass lens Reflector: Aluminum smooth/SMO Strap Included: Yes(15cm) Clip Included: No Beam Range: 180 meters Other Features: IPX9 Waterproof Can use under 180m water HA-III oxidization; Pass CE test Other Accessory: 1 x Flashlight 1 x Strap