No, once they start moving in a circle they light up. We were playing with one today at work. It's annoying and they can set off your balancing on your tires.
'95 Contour GL, zetec mtx, drop in K&N, exhaust res removed, 4 10" Kenwoods powered by 1000W Visonik amp, 4 5"x7"/6"x8" Visoniks
