Red Laser Sight/3W Light Combo - . Manufacture ID: AQPFLS. Red Laser Sight/3W Light Combo. - Fully integrated flashlight and laser combination. - Aluminum and Reinforced Nylon construction. - Ambidextrous momentary or constant-on switch. - Specifically designed rear switch controls laser only flash light only or simultaneous modes. - Fully adjustable 635-655nm Red Laser Beam <5mw. - Quick release system attaches to most Weaver style/Picatinny rails. - 3 watt ultra-bright LED with 120 lumens peak out put. - Powered by 2 CR123A Lithium Type Battery (included). - Dimensions (inches): 3.4L x 1.4W x 1.9H. - Weight: 4.0 oz. (with batteries)