HP Z3600 Wireless Mouse &ndash; Black/Blue Exceptionally portable while formed for natural hand comfort - all within anattractive design Wireless control up to 30ft (10m) away is easy with the small nano USB dongle, that can easilyremain in the computer when not in use and stored The 3 control buttons can be programmed for either right or left-hand operation, whilethe scroll wheel and optical tracking sensor provide for smooth navigation One-year, worldwide parts-and-labor limited warranty 24x7 HP technical phone support during warranty period Uses AA battery (included) Small with support. Plug it and leave it. Performance essentials Compatible with Windows 7/8/10