Microsoft Mouse Explorer Mini Wireless 2.4GHz with BlueTrack

Snap In and Go – Simply snap in the transceiver to turn off the mouse, saving battery life.
Reliable Wireless – Microsoft 2.4 GHz wireless delivers a reliable connection with up to a 30-foot range.
Sophisticated Design and Comfort – The glowing blue light effects and comfortable curved surfaces set your mouse apart.
Go Anywhere – Microsoft Blue Track Technology combines the power of optical with the precision of laser for remarkable tracking on more surfaces.
Go Anywhere – Microsoft BlueTrack Technology™ combines the power of optical with the precision of laser for remarkable tracking on more surfaces.
*5-Button Mouse – Get quick access to the media, programs, and files you use most often with customizable buttons.
*4-Way Scrolling – Scroll side to side as well as up and down.