?MS-A2 USB Wired 3 Buttons 1000DPI Wired Mouse<br>Specifications:Type: Optical mouseMaterial: ABSSize: 105x60x35mmResolution: 1000 DPIColor: Random colorKeypad: Controlled by 3 mouse buttonsOperating Current: 4.5mA (standby: 0.15mA)Operating Voltage: 1.5VInterface Type: USB 1.1\/2.0Cable Length: 1.2mOperation systems: Windows 98｣ｬ 2000｣ｬ ME｣ｬ XP｣ｬ Vista｣ｬ Win 7 and more<br>Package Included:1x Wired Mouse