•Model:HG54
•Output power: <5mW
•Wavelength: 510-535nm
•Class IIIA laser product
•Voltage: 3V
•Battery type:1pc of CR-1/3N Battery
•Three modes:(1) Green laser is always on;
(2) Green laser is flashing;
(3) Green laser is off.
•Battery life: Around 1.5hr(Laser is always on)
•Body Material: Aluminum Alloy in Black color
•Switch: Digital ON/OFF Button only;
•Weight: 1.13oz(Includes battery )
•Size(inch):1.79(L)*1.06(W)*0.85(H)
•Place of Origin: China (Mainland)