Specification: Material: PC Dimensions: 10 x 10 x 0.4cm/3.93 x 3.93x 0.16inch Pack list: LED Coaster*1 ※Enhanced Experience: Elevate your drinking game with our LED cup holder coasters that offer vivid RGB colors in red, green, and blue, and three lighting effects - fast flash, slow flash, and steady light. Perfect for parties, bars, and clubs, they add a fun and playful atmosphere to your drinks. : Drive or party all night with our led cup holder coasters for the car. The built-in 2 CR1620 button batteries can provide stunning color lighting for up to 8 hours. Create the perfect ambiance while enjoying uninterrupted fun and entertainment on your journeys. : Built with high-quality PC material, these LED cup holder coasters outshine their acrylic counterparts with superior non-slip and waterproof capabilities, making them more durable, safer, and eco-friendlier than ever before. : These led cup holder coasters are the perfect solution for boring places. They can create a colorful and dynamic ambiance in your car, making it more fun and lively. You can choose from different colors and modes to suit your mood and preferences. Whether you are going to parties, dating, family gatherings, company annual meetings or any other occasions, these coasters will meet your needs and impress your guests. : Bring an atmosphere of excitement to your car rides with these LED cup holder coasters. Gift your loved ones with an experience they'll always remember, and make every indoor/outdoor drinking night an occasion to remember. A perfect gift choice for all!