Lenovo Multimedia Remote N5902 (non-backlit)

* 2.4G wireless keyboard and OFN (optical finger navigation) with Slide Bar
* Pocket-sized keyboard & mouse in One hand-held device
* Ultra-small USB receiver - plug and play, no driver install
* Black-light keyboard with on/off switch to save battery life
* Up to 3 month Battery life (two AA)
* Range up to 30 feet
* Compatible with Windows® 2000 ,XP, Vista® & Windows® 7