- 7 Vibrant Colors & 3 Dynamic Modes: Transform your car's interior with our LED car cup coasters featuring 7 stunning colors—white, blue, red, green, yellow, pink, and ice blue. Choose from 3 modes: 7-color cycle, breathing light, and gradient mode to create the ideal ambiance for every drive. - High-Quality & Waterproof Design: Built to last, our LED car cup holder coasters are IP67 waterproof and crafted from high-quality LED materials with excellent light transmittance. They withstand spills and messes, ensuring your car remains tidy and stylish. - Smart Vibration Sensing: Experience the convenience of automatic illumination. The coasters activate in low light when they detect vibration, turning off after about 15 seconds of inactivity. Enjoy an impressive battery life of up to 15 days on a full charge. - Simple Setup: Equipped with an intelligent light-sensitive sensor, the coasters are easy to operate. A simple long press on the back button turns them on/off, while a quick press switches colors or modes. Remember to remove the protective film before use. - Practical Applications: Ideal for enhancing your driving experience during nighttime outings, social gatherings, or daily commutes. These coasters also make perfect gifts for car enthusiasts or anyone who enjoys a unique touch in their vehicle.