Kensington Wireless Ergonomic Presenter w/ USB Nano Receiver For Laptop/PC Black

This Wireless Presenter will allow you to control your screen from a distance without having to use your computer so you can concentrate on your presentation

The presenter is USB enabled so you can simply plug the wireless receiver in and start using it straight away
The fingertip controls feature a 1 touch start button
It has a range of up to 19m
The ergonomic design allows for comfortable use
It's compatible for use with Windows 7 and 8, Vista, XP and Mac OS X