US Patent 7420541 Wireless mouse

A wireless mouse comprising an operating interface, a wireless communication module and a control unit is provided. The wireless communication module is for communicating with a receiver electrically coupled to a computer. When the operating interface is continuously pressed for a first particular period of time, the control unit controls the wireless mouse to enter a power-saving mode. When the operating interface is continuously pressed for a second particular period of time, the control unit recognizes the identity of the wireless mouse via the wireless communication module and the receiver.