Coffee Mug Warmer, Auto On/Off Gravity-Induction Mug Cup Warmer for Desk Office

30 watt powerful mug warmer for coffee, tea, hot cocoa.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℃).Big heating plate, fit most size of the mugs, weight of your mug needs to be over 0.9 LBS (15 OZ) to activate the gravity induction switch.Non slip silicone pad to make sure the mug warmer stable on desk.Best gift choice to show your care to your families, lover or friends on Valentine's day, Thanksgiving, Christmas, New Year