3Dconnexion 3DX 700117 Left hand RF Wireless + Bluetooth Optical Mouse 7,200 DPI Interface type___PCI Express 2.0 000:1) automatically enhances the display’s 000:1) automatically enhances the display’s contrast by adjusting the luminance of the backlight to achieve the darkest black and brightest white – delivering lifelike images 4 mm Width 99 WEEE Sustainability compliance Yes Weight & dimensions Weight 140 g Height 44 mm Depth 126 mm Width 74 mm Packaging content Pouch Yes Wireless receiver interface USB Type A Receiver included Yes Packaging data Quantity 1 Other features Connectivity technology Wired & Wireless USB port Yes For CAD users who prefer or require a left handed mouse