UPDATED 3-TEMPERATURE SETTINGS - Unlike other coffee cup warmers that only have 18 watts or 50 watts, our 36-watt warmer ensures both fast heating and safety. The SWEETFULL 36W coffee mug warmer is equipped with a built-in temperature control chipset module and offers a constant temperature function, ensuring your beverage stays at a consistent temperature (105℉/130℉/180℉)<br/>LARGER HEATING AREA CUP WARMER - The coffee warmer has a 5.2" super large heating panel , which can quickly heat coffee in cups of various sizes. Weighing 0.81LB (370g) and boasting a compact design, this cup heating is easy to carry and use. It has a diameter of 5.8 inches (15cm) and a thickness of 1.2 inches (3cm)<br/>4H AUTOMATIC SHUTDOWN - Simply touch the power button to turn off the electric warmer, or it will automatically shut off after 4 hours of use for added safety<br/>WATERPROOF DESIGN - This desk coffee cup warmer features a waterproof conductive glass surface, making it safe and easy to clean in case of spills. Its extra-large heating area ensures faster and more uniform heating, allowing you to enjoy aromatic coffee without waiting<br/>BEST GIFT - Keep Beverages Warm and Enjoy the Perfect Cup of Coffee. This coffee warmer is the ultimate gift for Thanksgiving, Christmas, New Year, Valentine's Day, birthdays, or any special occasion. It ensures that your loved ones can always enjoy their favorite hot beverages at the perfect temperature<br/>SUITABLE FOR MOST MUGS - The effectiveness of the warming feature may vary depending on the cup's material. It works best with flat-bottomed stainless steel, ceramic, or glass mugs. Using a lid can help retain the heat. The coffee warmer is suitable for various materials such as metal, enamel, ceramic, glass, and even baby bottles. It can warm beverages like coffee, milk, chocolate, and tea. Additionally, it doubles as a candle warmer