4 Key 2.4 GHZ Optical Wireless Mouse
8 to 10 Meter operation range
1600 DPI Switch
NANO receiver can put in mouse, with low power consumption 3V-6mA
Use 2 *AAA alkaline battery,
It can use over half year to One year no need change your battery.
Lifespan of Key-stoke: >3 million times
Mouse size: 115x67x35mm
