Feature:<br />100% brand new and high quality<br />High quality・ compact design and light weight<br />USB 2.0・ also compatible with USB 1.1<br />High resolution: 1600DPI<br />Switch life: 5 million cycle<br />Intelligent connectivity. no need to code・ plug & play<br />Free controlling range: Within 10 meters (30 Feet)<br />Power supply:1 x AA battery Required (NOT Included)<br />Rated working voltage: 1.5V<br />Rated working current: 15mA<br />Compatible with Windows XP・ Vista・ Windows 7・ ME・2000 and Mac OS...or latest<br />Ideal for laptop & PC users for Home and Business<br />Size:Approx 100x60x35 mm (L x W x H)<br />Color:Blue・Green・Grey・Hot Pink・Yellow<br />Package Content:<br />1 x Wireless Optical Mouse<br />1 x USB Receiver