Model 8840 Quantity 1 piece(s) per pack Color Black Material Aluminum alloy Suitable Gun Type Fits all guns Laser Wavelength 532nm Laser Power 50mW Laser Reaching Range 1,000m Specification Start time: <=1s; Working voltage: 3~5V; Laser rifle scope powered by 1 x CR2, torch power ed by 2 x RC2 Packing List 1 x Scope 2 x Hex wrenches 2 x CR2 batteries 1 x Torch head 1 x Velcro backing 1 x English user manual