... fixed focus green laser pointer Support temperature control,key switch,led indicator Visible laser diode Product name: ... -1000mWFixed focus,with continuous outputSupport temperature control,key switch,led indicator.Long lifetime chip,expected lifetime: ... battery(included)SwitchConstant on/off buttonSupporttemperature control,key switch,led indicatorExpected lifetime(hours)>5000 hoursLaser type:Visible ...