?Desktop Coffee Warmer Safe And Reliable?The warmer coaster is composed of high-quality ABS and aluminum materials, which are resistant to high temperature, strong thermal conductivity, safe and durable(No cup included) ?Water-resistant Easy to Clean? Coffee mug warmer uses aluminum design, which can well avoid the residual stains in the gaps. The waterproof material can be cleaned easily by wiping with a towel or paper towel. ?Beautiful And Compact Design?4 x 5 x 0.7 inches, Lesipee heating plate is Lightweight and cute, easy to operate, easy to store and carry, suitable for various occasions such as home, work and travel. The best gift to your care to your family, loved ones or friends on Valentine's Day, Thanksgiving, Christmas or other special occasions. ?Suitable For Most Mugs?Suitable for most cups: The electric coffee warmer has 3.5" diameter heating area. It can be fit most cups, such glass cup,stainless steel cup, Ceramic cup etc. for better results, we recommend using flat bottom glass cup or stainless steel cup. Placing a lid over the mug will also help retain heat ?Satisfactory Customer Service?Your satisfaction is our top priority. Just set your mind at rest to purchase it. Any problems please feel free to contact us. For more information on how to use the warmer, please scroll down to get a User Instruction. With 12-months warranty, get your coffee warmer at risk free.