If you want your rear window to dance to the rhythm of the music playing in the cabin, this is the equalizer for you. The equalizer is a sheet of adhesive tape with LEDs sealed in it. The control unit reads the sound of music and translates it into equalizer movement. It works through the cigarette lighter from 12v. The color of the backlight is blue. The size of the equalizer is 45x11.6 cm. The seller's stated service life is 2000 hours.