Usbkingdom 2.4GHz Cool Sport Car Shape Wireless Mouse Optical Cordless Mice with USB Receiver for PC Laptop Computer 1600 DPI 3 Buttons (Light Blue) Wireless usb optical mouse fashion sport car design,cool gaming mouse for laptop computer,good choice for using or as gifts for kids,girls,women and men Powered by 1 AA battery(not included),Size:4.5(L)*1.7(H)*2(W)inch, Net weight:2.47oz,1600 DPI,3 Buttons (the receiver is placed in the bottom of the mouse) Plug and Play, no any drive is needed;Energy-saving,if mouse is not used for short time, it will turn to power saving mode to save energy 2.4GHz wireless digital transmission technology, operation distance is up to 10 meters(The mouse designed wheel is not rotatable. The original design is like this) Support most operating system,Windows 98 / ME / NT / 2000 / XP / Vista / Win 7 / Linux or Mac OS and more