Features
1. Black classic appearance and comfortable Mouse structure modeling
2.2.4 G wireless computer mouse with massage function 
3. Mini USB receivers
4. AAA alkaline batteries

Technology Parameter
Wireless carrier frequency channel: 2402MHz ~2480MHz.
Wireless work channel: 16, automatic frequency hopping.
Mouse rated voltage: 3.0 V mouse.
Mouse rated current: 15mA.
Mouse tracing system: Optical.
Maximum acceleration: 14 inches/SEC
Resolution: 500/1000DPI adjustable
USB connector: 2.0 version

Functions
1. Can switch over the cursor speed. The cursor speed provides two gears speed for your choice 500/1000CPI, the initial value is 1000CPI, and you can press the mouse by top speed switch button to obtain the cursor speed you like.
2. Freely optional shortcut your mouse configuration has forward, backward shortcut button when browsing the web.
3. Massage function at free time in your office or study. When longtime working and surfing the website you will fell all over tension of some muscles would cause ache and edema. Then you can stick in the mouse connects stick in your body, can eliminate muscle fatigue, relieve the pain.
4. There has a switch under the mouse bottom to open/shutdown your magic mouse. If no use mouse in your long time, you can set the mouse shutdown, maximum save battery power.