... 4. Europe/America standar High quality TBL 033 EN USB IR green laser presenter remote control FUNCTION: 1, GREEN LASER 2 ... , PAGE UP AND DOWN Wireless presenter with Green laser IR technologyStorable Receiver2*AAA batteryBody Color: Blue, silver, and otherI. ... Easily control the pace of your presentation Advanced radio frequency (IR) technology that works through walls and the control distance is ...