*Workingtime:over8000hours*Outputwavelength:650nm*Outputpower:1mw-200mw*Battery:2XAAA*Dimension:13X148mmWavelength:650nmMomentarypushbuttonswitchSolid,heavydutyconstructionConstantwaveoutput(asopposedtopulseoutput)Takes2 AAA batteries(included)Canbeusedforskypointing,astronomy,projectiononlowclouds,signalling