Name: waterproof Green Laser Pointer Mode :BGP-0028 Features:Continuous Wave Battery :1XCR123A Dimensionφ23.5×110mm Technical ParameterFixed focus, green dot facula, continuous output and working time over 8000 hours Output Wavelength532 nm Output Power100mw,120mw,150mw200mw,250mw,300mw(also for clients ) Working VoltageDC=4.2V Trigger VoltageDC=3.6V Working Temperature0∼40 Storage Temperature-10∼50 Appearance and Color: Black(according to the request of customer) Our green lasers have been used in many applications and industries including the military, medical and astronomy,indicator, teaching baton