... Port optional.800-1200DIP adjustable, high precision optical engine.Frame rate up to 35000fps.The ergonomic design reduces wrist strain ... for comfort. 3D Navigation, convenient to browse.Operating rate 5V, 100mAClient color, logo, packing etc availableCompatible with ... Pan, Apexone etcKey-press life:3,000,000 Scanning Speed:1500-3000/secondStyle3D, Computer Interface:USB,PS/2Hand OrientationBoth ...