TekkPerry Coffee Cup Warmer, Heating Homothermal Smart Cup Warmer Pad with Touch Screen Switch, Beverage Coffee Mug Warmer Plate, Heating Cup Pad for Office Home Tea Milk Fruit (Black)SMART ON/OFF SWITCH☕☕☕: This beverage cup warmer come with an auto shut off function after working 4 hours. After turning off the coffee warmer, please remind that the heating plate is still hot. Don’t Touch it! You ..