Desktop Heated Coffee / Milk / Tea Mug Warmer /Decorative Cup Warmer (Silver) size:22X105mm,have an on/off switch,German technology, ceramic panel, heating no volatile toxic substances; microcrystalline grain-shaped design on the back panel of the effective control of temperature change, high-quality aluminum, High temperature up to 800 , good heat transfer performance, tasteless green The latest heating technology, 3.6W low-power, safety and reliability Japanese high-tech heating assembly, with thermostatic heating, natural long life and other traditional heating elements incomparable advantages, under normal environment, life expectancy up to 10 years Insulation effect at 45 degrees Celsius to 55 degrees Celsius, Can not be used to boil water!