NCSTAR 42mm RED DOT TUBE REFLEX OPTIC

LED (Light Emitting Diode) 100% Safe for the Eyes Unlimited Eye Relief for flexible mounting Large 42mm Objective lens Seven Position Rheostat Knob for Multiple Brightness Settings Integrated Weaver style mount Powered by 3 Volt Lithium Batteries (CR2032) Black Anodized Aluminum Body Price includes postage. Can post Royal Mail or InPost.