It's a 4 in1 car interior USB strip light, used for car interior decoration, The lights tape's back comes with strong 3M adhesive, two lines connect with four strip lights, no need to assemble the strip light, more easy to install and hide. This car interior lighting can be connected to any USB port. Perfect for all car model, computer & home, party decoration.APP and Remote Control -- Without push-button malfunction, with more convenient remote control and more smart APP control, you can DIY the color, the way of changing color, the brightness, and the speed. The simple design brings you a beautiful and unparalleled car atmosphere lighting.Music Sensor - Built-in high sensitivity mic, spectrum with light and colours adjusts automatically based on the ambient sound, and then the led lights will change their colors following the music rhythm, increase safety of driving in daytime and nighttime.Safe to Use - Car LED light strip has a working voltage of 12V and powered by car charger are equipped with short circuit protection and memory function. Waterproof, extremely low-heat, touchable and safe for children.WARRANTY: Low power consumption, more energy savings. Our LED interior lighting comes with a 12 months warranty. If any quality questions come, please contact us directly and we will try to help you.