1.fashionable 2.4G wireless mouse 2.high resolution 3.USB NANO receiver 4.CE, ... USB NANO receiver 3.2.4G wireless mouse up to 10m range 4.1200DPI Resolution Mouse Type2.4G Wireless Mouse Mouse MaterialsABS DPI Resolution500/1000 DPI ... MethodOptical Key-pressing Lifetime1 000 000 Battery Type2*AAA ApplicationDesktop / Laptop Hand OrientationBoth HandsCompatible SystemWindows 7, Vista, XP, 2000, NT, ...