Constant Temperature Heating Coaster, Warm Coaster for Office, Coffee, Thermal Insulation, Heating Coaster[Visual Temperature, Safe and Secure]【Intelligent Constant Temperature】Suitable for beverages at 55 degrees, can be heated up to 70 degrees.[Third Gear Temperature Adjustment] 40 degrees - warm milk, baby milk, etc. 55 degrees - warm flower fruit tea, honey, etc. 70 degrees - warm coffee, milk tea(Around 55 degrees as the equilibrium temperature point, there are certain temperature differences depending on the outdoor temperature and the thickness of the cup material, the water capacity of the cup, whether it has a lid or not)[Automatic Shutdown] 2h/4h/6h/8h timed automatic shutdown.! ! ! It is recommended to use a flat-bottomed water cup. Thermos cups and double glazing cannot be heated. [Safety and Energy Saving] Low energy consumption, 25w low power, can be used even if the power is limited. 1.5m extension cord, 24h only needs half the electricity.【Size】132mm*104.5mm