Wireless optical mouse with 2.4Ghz radio frequency  technology.

Dimension:98*49*26.6mm

Work with 2AAA batteries

Resolution:800DPI/1600DPI adjustable.

Work distance:within 10 meters.

Power on/off switch

Plug and play.

Rating working voltage: 3.0

Rating working current: 12mA

convenient scroll wheel,working freely on usual surfaces

Compatiable with Windows 98/2000/XP,NT4.0, Me, Linux with

16 channels and automatically changing to avoid interference.

Radio frequency range::2402MHz-2480MHz

Maximum acceleration:14inch/second