Ultra-Slim Mini USB 2.4G Wireless Optical Mouse Gray
Specifications:Buttons: Left button, right button, rolling wheel, dpi switcherOperation range: Up to 10mOperation systems: Windows 98, 2000, ME, XP, Vista, Win 7 and more Power: 1 x AA battery (not included)Color: Black + YellowMouse size: 104x62x25mmUSB dongle size: 20x14x6mmMouse weight: 51gReceiver weight: 3gItem Includes:1 x 2.4G Wireless Mouse1 x USB Receiver