Signstek Sound Music Beat Activated Car Stickers Equalizer Glow Blue LED Light Audio Voice Rhythm Lamp SOUND-ACTIVATED LED CAR STICKER - Flashing while you're driving at night, improves your driving safety and makes your car more fashionable and amazing. EASY INSTALLATION - 3M glue tape on the back. Sheet thickness is very space-saving. NICE DECORATION - Designed to decorating your car, bring you with cool and gorgeous lighting show. LOW CONSUMPTION - Low power consumption, only 1mW per spare centimeters. LONG WORKING HOURS - Continuously work for more than 5000 hours.