Laser tracking technology Frequency: 2.4 GHz Up to 30 foot wireless range (approximate) 4 customizable buttons

General Features:

pack size:112.5*58.5*39mm

w:110.3g

Wireless

Designed for comfort in either hand 

Laser tracking technology

Frequency: 2.4 GHz

Up to 30 foot wireless range (approximate)

4 customizable buttons

Scroll wheel (acts as 4th button)

Strong metal hinge

Folds to 60% of its fully expanded size

Folding motion turns mouse on/off

USB Micro-Transreceiver snaps into the bottom of the mouse

Battery status indicator

One-touch access to Windows Flip 3D

WITH no battery

2.4G Wireless Mouse with high quality