Specifications: Voltage: 12V Color: Symphony Control mode: app+remote control Dimensions: 60cmx90cm, 90cmx120cm, 120cmx150cm Number of stripes: 4 Material: PVC Application: download app by scanning QR code on controller with mobile phone Features: Sound activation - LED under car luminous system is equipped with sound sensor to synchronize LED light with music beat. LED music light band follows the beat and adjusts the flicker to adapt to the sound intensity. Music Decoration - The package is simple in design, but it can also provide elegance in the car when driving at night or listening to music. Due to its sound sensor, the under car luminous system synchronizes with the music beat.. Multi color LED underbody lighting system can produce a variety of colors, including blue, green, purple, red, cyan, white and yellow. The underbody lighting system also has a variety of color flash modes, which are very suitable for synchronizing with the music beat. Bright colors - LED under car lighting system will light up colorful colors, providing a fashionable and amazing appearance for areas you may want to wear them. Even if they are really bright, they are very power efficient, so you don"'"t have to worry about energy consumption. Note: 1. The remote control does not contain batteries 2. The remote controller can be controlled only when it is aligned with the signal line on the controller 3.There may be errors in the size measured by hand, within the range of 1cm, the actual product shall prevail. 4.Due to different lighting and shooting conditions, the color of the picture may differ from the actual product. Please refer to the actual product