osircai led car cup holder lights, 2 pack car coasters 7 colors changing usb charging mat luminescent cup pad, luminescent cup pad interior atmosphere lamp decoration light osircai <b>how to use:</b> <br>power button is on the back. <br>switch on/off for 5 seconds. <br>press the power button for one second, select color and change the color mode. <br>it will light up immediately when in dark. <br>pressing and vibration can be luminous. <br>power will be off in dark place and no viberation in 15 seconds. <br><br><b>specifications:</b> <br>led color: white, red, blue, green, yellow, purple, ice blue <br>quantity: 2pcs <br>size: 2.67*0.35 inch <br>sensor: light sensor and vibration sensor <br>charging time: charge 1~2 hours and works for 7~15 days <br><br><b>features:</b> <br>★smart light and vibration sensors <br>★7 colors & 17 different light modes <br>★lasts about 7-15 days when fully charged <br>★water-resistant surface <br>★fits for most standard size cup holders <br><br><b>package include:</b> <br>2 x led car cup holder lights <br>1 x usb cable charge <br><br><b>note:</b> <br>the weaker the surrounding light is, the stronger the led illumination is. <br>if you find that the sensor is not flexible, check the surrounding light and have enough power. <br>some scratches on the surface, please tear out the protective film, the cup mat will become smooth soon.