1. 3 Modes Temperature Adjustment: Electric mug warmer has 3 modes for temperature adjustment: 50℃(122℉); 55℃(131℉); 60℃(140℉). One-touch operation, adjust the desired temperature to meet your different needs. 2. Automatic Shut-off Protection: When the cup has been heated for 8 hours without any operation, the cup warmer will automatically shut off and stop heating. 3. Even and Fast Heating: Large surface for fast heating, temperature memory function, and the temperature at startup is set to the temperature at the last shutdown. 4. Various Cups Compatible: Applicable to all types of flat-bottomed water cups, such as ceramic cups, glass cups, milk bottles, stainless steel cups, packaged milk, cans, etc. 5. Lightweight and Portable: Ultra-thin design, exquisite and small, less space and more convenient to carry. This beverage warmer can be used as a mug warmer for your desk, bedside table, kitchen or living room table.