Yes it's really quite silly, but despite ourselves we can't help but love this mouse. Aside from the fact that it's a good quality optical mouse (how anyone can use a track-ball mouse is beyond us - all that slow inaccurate scrolling, fluff in your socket - if you'll pardon the expression, and being stuck to using one of those blasted old mouse mats which are ghastly. Ok rant over, and we've lost all sense of sentence construction by now so we'll start again. The Street Racer optical (800DPI) mouse is lightweight, has - hang on a minute, it's got headlights, nothing else matters. Except that it's got tail lights too!! The headlights are always on, and the tail-lights go on every time you move, so frankly what else does it need to do. There's quite a lot of vroom vrooming in the office now - and boy do they look great at night. Street Mouse the car themed computer mouse. Comes with standard right and left click buttons and a clickable scroll button. Comes with chrome wheels and tinted windows. Always on headlights, and tail lights illuminate when the mouse is moved. Plugs into computer via PS2 or USB port. Colours may vary. PC and MAC compatible. Size: 10.5 x 6 x 3.5cm