Smart Cup Warmer

☕【2021 Updated 20W 3 Temperature Settings】The 20W Coffee Mug Warmer with 3 temperature level 131/55℃-149℉/65℃--167℉/75℃. Keep your Coffee at comfortable temperature in office or home, avoid your beverage cool down fast on cold winter. ☕【Suitable for Cups】Cup warmers fit for most different material cups, ceramic, glass, mug, stainless steel cups, as well as milk cartons. The thin and flat frosted cup bottom will have a better warming result. Please keep your coffee, tea, milk container bottom diameter within 3.15 inches. ☕【 8H Auto Shut Off - Smart & Safe】The Electric Cup Warmer with auto-shut off function after 8 hours of inactivity. Do not worry if forget to shut off by accident. And bottom of the heater always stay under 65℃, no any concerns about getting too hot to damage desk surface. 💖 Please do not touch the heating surface after switching on or turning it off for a period of time. ☕【Portable Size and Updated LED Screen Display 】The Coffee Mug Warmer with compact round size