Key Switch Green Laser Pointer Technical Parameter Fixed focus, green dot facula, continuous output BGP-3011 Features:* Continuous Wave *Name:Green Light Laser Pointer Dimensionφ14× ... , green dot facula, continuous output and working time over 8000 hours Output Wavelength532 nmOutput Power5mW( 5Mw,10mW,15mW,20mW,30mW, ... and astronomy,indicator, teaching baton BGP-3011 Key Switch Green Laser Pointer