Model: GREENLASER-04 Material: hard aluminum exterior surface treatment: black anode sclerosis switch: a rat tail + tactical point touch a switch battery: CR123 wavelengths: 532 nm Power :20-25 mW range:> 1,500 m start-up time: í_ 3seconds voltage: DC3.7V best temperature: 0 íµ ~ +35 íµ spot diameter: 6 M í_ ª¦10 mm 350g