Trackballs has been around for a while now, so this is the first but what makes the Kensington Slimblade Trackball stands out than other TrackBalls. The Kinsignton Slimblade Trackball came out right after Macworld 2009.
It features a sleek slim design, that makes other trackballs look like a sky scrapper. Setting up the device isn’t an hard task all that is required is installing the device’s drivers which is available via the software CD that comes with the device and the having a free USB 2.0 port. Interesting features includes the trackball dial feature which make the user able to zoom in and out the screen by twisting the ball in a horizontal manner. The Kensington Slimblade Trackball is available for anywhere between $101 to $120.