[Slow Down Cooling Speed]- This coffee mug warmer can slow down the cooling speed of hot beverage and enhances the taste & flavor, wherever and whenever, you can enjoy your favorite drink at the perfect but not-too-hot temperature. Each sip is full of delicious warmth. A drinkable coffee, tea or cocoa always ready for you.Designed temperature is for health needs of the human body[Use Suitable Mugs]- use a thin-walled, flat, or slightly concave-bottomed mug for the best results. This coffee cup warmer suitable for tableware, stainless steel cup, mug, milk box, glass cup and etc.[Best Gift Choice]- Beautiful and compact design, keep the beverages warm all day long, it's a great gift for lover, dad, mom, wife, husband, and all your loved ones on Valentine's Day, Thanksgiving and Christmas, and other special occasions to show you care.[NOTE]- the main function of this cup warmer is keeping warming of your hot drink, it does not support to boil liquids. if you want to heat up the water from the normal room temperature, please wait about 15-25 minutes, the final temperature will keep around 40-55Celsius.Plug Type: US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the United States, the Philippines and so on.Colour:blackMaterial:ABSSize:120 x 13mmPackage Contents:1 x coffee cup warmerOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.