... 1.Ultra-thin 2.4G Wireless Mouse with mini usb adapter 2.2.4GHz free moving ... voltage: 3V Ultra-thin 2.4G Wireless Mouse with mini usb adapter Feature: 2.4GHz free moving ... -voltage alarming functionWireless carrier frequency:2402MHz - 2480MHz16 wireless working channels, automatic frequency jumpingRated working voltage: ... 98, NT4.0, 2000, Me, XP, Vista, Win 7, Linux or Mac OSPackage:Blue Wireless mouse x ...