Features:
* RF Digital Radio Technology with no cord,less clutter and more freedom
* Advanced high precision,1000 dpi Optical Sensor-nodust accumulation and never needs cleaning
* Low Power Consumption better than any previous optical mouse
* supports Windows VISTA/XP/Me/2000/98/95/NT and MAC systems
* Embedded Mini receiver

Spectifications:
* Switch life: million times
* Working current: 12mA
* Holding current: 0.5mA
* Sleep current:5uA
* Working voltage:+3V