Plug it and use it in seconds. The coffee heating coaster requires little installation time. To use, first heat your water using your favourite electric kettle. Then connect the cup warmer to any USB port. Place the teapot, teacup, or mug on the coaster. It will maintain your drink to the desired temperature.
In case of water splashes and spills, the surface is easy to clean. After the temperature of the hot plate drops, wipe it with a paper towel. Plug it again and continue using. It will continue to warm your drink.