Ride in style at night with your new Pittsburgh Steelers power decal! Powered by LED lighting, power decal lights up through your window while driving at night. Light automatically turns on through motion sensing technology and turns off automatically after your vehicle is parked for two minutes. Easy installation with quality 3M adhesion material, just peel and stick, no tools required. Offers a clean exterior look while maximizing visual impact at night. Measures 4" in diameter and includes batteries.