Electric Thermostat Coaster

This coffee cup warmer can be used as heating plates for warming coffee, tea, milk, soup, solid oil, gravies, sauces, liquid, baby food or small lunches. Adopt smart chip to control the liquid temperature around 45-50 degree. You can plug it into a USB outlet and it will start to work. You can bring it anywhere you need it to be. It is made of ABS and aluminum alloy.