This is the Sweex Ultra Slim Optical Mouse USB 1000 DPI Blue [NPMI1101-07] This ultra-slim optical mouse of Sweex is compact and fits comfortably in your hand. Just plug the cable of your mouse to the USB port of your PC or notebook to enjoy fast, smooth and accurate navigation. With a resolution of 1000 DPI , even the smallest movements are registered. Due to the ergonomic design, this mouse is appropriate for both left- and right-handed users. The Sweex ultra-slim optical mouse comes in six different colours. ...Contact us if you need more help.