... Green laser pointer, Green laser beamWavelength:532nmSize f the laser:14x153cmOutput:1-150mWLife time:>5000hWorking current:1<250mAColour of laser:GreenWorking voltage:DC=3VColour of pen ... 532NmOutput power: 5mw,10mw,20mw,30mw,40mw,50mw,100mw,200mW Beam distance: 500 to 6000m Working ... military, medical and astronomy, indicator, and teaching baton 5 in1 Green red blue Laser Constellation Pointer 5 Caps ...