Dimensions: 3'' x 1.07'' x 2.04''. Water resistant. Impact resistant. Strobe. Weight: 2.4oz. Durable clip attaches to helmet, headstrap, or MOLLE vest. Four LED light sources: White C4 (55 lumens), Blue (1.8 lumens), IR (25mW/sr), Red (1.5 lumens). 69m beam distance. Compound on/off mode selector. Push button switch. Pull-to-turn rotary selector knob prevents accidental mode changes and allows LED color selection. All colors have a strobe function. 185 degree tilting body. Rotates 360 degrees on helmet mount. Cord attachment hole provided in clip capable of supporting 25lb(s).of load. Comes with nylon head strap. Spring steel MOLLE clip. Requires (1) CR123A battery (included), or (1) AA battery (not included). Nylon construction. Color: Coyote Brown. Boxed. May not ship to Australia. May not ship Post Office.