Choose from 5 adjustable temperature settings: 113°F, 122°F, 131°F, 140°F, or 149°F. The intelligent LED display lets you adjust your preferred temperature with a simple tap. This heater heats coffee faster and more evenly. Our electric mug heater keeps your candle or beverage at the perfect temperature for longer. This coffee heater features a gravity sensor switch. Simply press down on the raised gravity sensor to activate the heater. It works with both flat and concave-bottomed cups, eliminating the need for a coaster. Simply place the cup on the mug heater and it will automatically activate. Remove the cup and it will deactivate. You can also manually turn it on and off, offering dual-mode operation. This desktop coffee heater can be set to automatically shut off after 1-12 hours. You can also set a timer from 1-12 hours, eliminating the worry of forgetting to turn it off. It also reheats quickly after shutting it off. This is the fastest coffee heater on the market. This automatic coffee cup heater features a digital display that clearly displays your selected tea temperature or the timer you've set. It also has a power-off feature that automatically shuts off after 4 hours of inactivity. The smooth, glossy makes it easy to clean. Furthermore, this desktop coffee cup heater is a perfect gift for holidays, especially Christmas. It's perfect for family members, seniors, and friends who enjoy hot drinks. Let your friends have a sip of hot coffee anytime. Dimensions: 15.5*14.1*2.3cm Material: ABS+PC