This product uses ultra-thin LED music lamp. When you turn on the the , the lights will be accompanied by the rhythm of the music flashing to let your dynamic! Cool flashing stickers increases safety while you driving a at night; at the same time, it makes your more fashionable and amazing. Features - ColorAssorted Color - Dimension: approx. 70cm*16cm. - Voltage: 12V. - sound , lights with sound flashing! - Make your more eye-catching with this fantastic flexible strip. - When the music , moves to the beat of music! - Different music frequency will different equalizer ! - Cool flashing stickers increases safety while you driving a at night. - Stick on rear windshield or side window, wherever you feel appropriate. Easy installation 1. Stick the light inside the rear window with the sticker. 2. Connect the control box with the light. 3. Plug the lighter. Start the music, it is cool especially at night! Package list: 1 * music rhythm sticker 1 * Controller with ribbon cable 1 * charger with cable