... ring deal to rainproof Tactical INRE 202-532 green dot laser sight Product name Laser Sight Model NO. INRE-202 series--532 Specification ... Lithium4,Tube Diameter: 0.98 Inches(24.8mm)5,laser colour: Green6,laser wavelength:532nm7,Output Power:20mw8,Maximum Range: 800m ... ,Compact, Shockproof8,Adjustment Type: Allen wrench Packing include A Laser Sight,a Mount,a CR123 Lithium Battery,two Allen Wrench ...