USB Remote Red Laser Wireless Pointer Control Powerpoint Presentation Presenter Linkte USB Wireless Remote Pointer Control PowerPoint Presentation presenter with Laser Pointer with Page up and down function. Function: Red laser pointer,page up and down function Technology: RF Control Distance: Over 15m Effectively manage your presentation; Advanced radio frequency (RF) technology that works through walls and the controlling distance is up to 10-meters / 30-feet away. Easy to carry; The transmitter and receiver are integrated into one unit for easy carry! It is USB plug-and-play. No driver required. Wireless Presenter, is a convenient, handy, pen-sized laser pointer that's easy to use.