Model 818 Quantity 1 Color Black + silver Material Harden aluminum Laser color Green Laser Power 5 mW Wave Length 532 nm Output Mode Dot and Gypsophila Excitation Mode Optical Pump Wave Band Range 532nm Working Mode Continuous laser Working Voltage 1.5 V Working Current 100 mA Spot Mode (Spot size) Max 1.0mm; 18mm at 15m Battery Configuration 1 x 1.5V AAA (included) Functions Ideal for pointer remote indication mountaineering expeditions and other outdoor activities use. Other Feature Continuously life up to 5000 hours; Beam range: 800m Packing List 1 x Laser pointer 1 x AAA battery