Features: Enhances your driving experience with our LED car cup holder lights, feature a unique glowing design that creates a stylish and comfortable in car atmosphere. Crafted from acrylic, these coasters offer seven adjustable light color and three modes, including color breathing, all controlled by a convenient button on the back. Perfect for drivers seeking personalization, family wanting a cozy travel ambiances, and car enthusiasts focused on interior aesthetic. Ideal for nighttime driving with soft lighting to reduce eye strain for added fun, or social outing. Equipped with a intelligent sensors switches, these USB rechargeable cup holder lights automatically activate upon detecting objects, offering a practical solution for your vehicle's interior. Specifications: Component:Acrylic Size:Approx.10cm/3.94inch Package Includes: 1pcs LED Drink Coasters note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.