1.2.4ghz wireless mouse with Optical tracking
2.Sensitivity of the 1000-1200-1600DPI Adjustable
3.Operating distance: 10 meters 
4.Suitable for Desktop/ laptops, convenient to carry, receiver could be hidden into mouse.
5.Plug and play,with nano receiver which can be hidden when not using
6.Through more than 30,000 hours testing time
7.Key life over 5,000,000 times
8.Rating working voltage:1.5V
9.Rating working current:25mA
10.Can be used on surfaces of different materials except glass 
11.System support: Windows98se / WindowsME / Vista/Windows2000/WindowsXP / Windows2003 /Win 7/8/Android/ Mac O.S 10.4 above.