Brand N/A Model LZZ-RZ01 Quantity 1 Color Black Material Aluminum alloy Laser color Blue-violet Laser Power 5 mW Wave Length 405 nm Excitation Mode Optical pump Working Mode Continuous laser Working Voltage 3.0~3.6 V Spot Mode (Spot size) Minimum diameter: Battery Configuration 1 x 16340 battery (included) Functions It is very useful for teaching meetings etc. Other Feature Beam range: 800m; Continuous using life is more than 5000 hours. Light spot's Min. diameter Packing List 1 x Laser pointer 1 x 16340 battery 1 x 2-Flat-Pin plug battery charger (110~220V)