With dust-proof and waterproof polyester material, the Car Cup Coaster Mat helps keep your cup groove clean and tidy. You don't need to worry about the mat would be damaged by water in daily use. Built-in sensitive light sensor and vibration sensor, this cup mat will automatically turn on at dark when it feels vibration and turns off after about 15s, making it easier to find the drink slot. 

This Cup Holder will automatically turn on the dark when it vibration. Without vibration or movement, the coaster lights will automatically turn off in 15 seconds. USB powered mat & atmosphere lamp, energy saving on sunny days and no need to worry about the rainy days. Car cup pad with USB cable charge, there is a button on the back of the smart glass pad, press it for 3 seconds to turn on or off the lights, change color and mode.

Specifications:

• Table Decoration & Accessories Type: Mats & Pads
• Style: Modern
• Shape: Round
• Material: Polyester
• Feature: Eco-Friendly