Michigan State POWERDECAL„¢ is an LED backlit logo for your vehicle window featuring the Michigan State . The power decal turns on automatically while driving at night via sensor technology. The Michigan State POWERDECAL device shuts off after 2 minutes once parked. The Michigan State POWERDECAL offers a clean exterior image while maximizing visual impact with full color and contrast at night to show your dedication for the Michigan State. Installation is easy with quality 3M adhesion material, just peel and stick, no tools required.