Detailed Product DescriptionCharger receiver
Keyswitch: 3 buttons with scrolling wheel
Compatible: Windows98/Me/2000/XP
Key lifecycle: 1 million
Resolution: 800DPI
Keyswitch operating force: 70 + 10g
Power: 5V, 40mA max.
2 AAA rechargeable batteries
Frequency: 27MHz, 2.4GHz optional
Channel: 256ID channel
Operating coverage: 1.5 meter
USB connector
Low power consumption
No need click
Mouse button to wake up while mouse sleep
Different colors optional