Batteries:AAA * 2pcs
Working voltage:3V

Size:13.5X162mm   Green Laser Pointer
Laser pattern:single beam  Wavelength:532nmPower:1mW--200mWBody colour:Rubber blackBatteries:AAA * 2pcsWorking voltage:3VPacking:EVA+Black  boxRemark:Specification: light is adjustable, use life  > 5000 hoursPreheating time: Under normal temperature preheating withoutApplication:Instruction(such as disco, teaching, presentations, sky and so on.)Notice:1.Do not look into the aperture of the laser beam,and do not aim into eye!2.Do not take apart by yourself to avoid any harm!3.Keep out of reach of children!