Bluetooth Wireless Optical Cordless Mouse Mice for PC Laptop Notebook Netbook Desktop Computer Dell HP Lenovo Toshiba Acer Switchable CPI among 800/1000/1200/1600; Features comfortable, ergonomic design Built-in software solutions with Bluetooth human interface device and comply with the standard version of the Bluetooth SIG Bluetooth 2.0 Work with Windows 98, ME, 2000, XP and Vista OS; AAA alkaline battery x2 Operation distance: 10m; Operating temperature: -10-85C Workable environment: 0-55C; Workable environment: 0-55C