remote control ppt presenter with red laser Laser pointer, USB plug-and-play RF technology, ... plug-and-playRF technology, Working Windowsmore Functions 1,Laser pointer, USB plug-and-play2,Function:Screen page Up ... 5V6,Operating Frequency:2.4GHz7,RF Power:100mw8,Red Laser Pointer:5mw9,RF technology, Working system: Windows10,Product ... me. remote control ppt presenter with Red Laser Pointer For Teaching