Smart Coffee Warmer, BESTINNKITS Auto On/Off Gravity-induction Mug Warmer for Office Desk Use, Candle Wax Cup Warmer…

Easy to use: 19-Watt mug warmer for use with Coffee, tea, milk, hot cocoa or your candle wax, built-in gravity induction switch with indicator light, No need to turn it on/off manually, Warm your Beverage at a desirable temperature (131℉/55℃).
For suitable mug: a thin-walled, flat-bottomed mug will have the best warmth retaining performance, The Weight of your mug needs to be over 0.8lbs (13oz) to activate the gravity induction switch.
Waterproof design: the heating plate was covered with a layer of thermal conductive glass without need for security concern for occasional spill and it is easy to clean.