Laser Class: Class II,ClassIIIa Wave length: 532+/-5nm Output power: 5mw Input voltage: 3+/-0.5V Operation current: <350mA Operation temperature: 15?-30? Case material: brass Beam divergence: <2mrd Length: 59+/-0.5mm Diameter: 11mm Laser class: semiconductor Storage temperature: (-10?)~(+40?c Safety: FDA,CE,JQA,TUV