Fusicase Wireless Mouse,Fusicase New Design Ultra Slim 2.4G Cordless Wireless Foldable Folding Optical Mouse Mice with USB Receiver for Laptop Computer Tablet PC+A Mouse Pad as Gift(Black) Elegant and ergonomic design, perfect to match your laptop or PC. Interface Type: USB 2.0 Easy to Install, plug USB receiver and play. Support operating system: Windows 2000/Vista/Win7/Win8/Mac OS X(10.2.8) or higher Built-in mouse memory, no recoding is needed after battery replacement.