Our beverage heater has 3 temperature ranges for you to choose, Heating (167 F/75C), Constant temperature (149F/65C), Keep warm (131 F/55C). Each level temperature is suitable for different drink, freely adjust the temperature.Our Coffee Mug heater mat is designed as Concave pad, which can prevent the cup from accidentally falling off. Suitable cups whose bottom diameter is less than or equal to 76mm, like glass cup, stainless steel cup, Ceramic cup, feeding bottle, etc.This USB mug warmer is made of high-quality ABS resin plastic and metallic material. And features automatic power off control for 8 hours to keep safe, you don't need to worry if you forget to turn it off.Our electric cup warmer pad can be used for home, office, coffee shops, restaurants etc, suitable for tableware: metal, ceramic, enamel, tile, high temperature plastic, glassware etc. Please use 5V=2A charging port to supply power to the product.Our coffee / beverage warmer is an wonderful choice for you to enjoy hot coffee (hot tea, hot milk, hot drinks) at any time and keep your body warm all day. It can also be given to your family, friends, lover as Christmas gifts, birthday gifts, Thanksgiving gifts and other special days.Feature:1. Ideal for use at home and in the office, to keep you warm on cold days. Always get a warm beverage.2. Always keep the temperature at 55-75 (55 is better for a drink) with the smart heating system. 8 hours automatically cut off, safe to use. No worry of forgetting turn off.3. Lightweight and compact size, easy to carry, and suitable for carrying. Take it with you to your workplace.4.Made of high-quality ABS resin plastic and metallic material.5. Best gift for coffee lovers. This coffee warmer will be your best gift choice on Mother's/Father's Day, Thanksgiving, Christmas, or other special occasions.Package list:1x Coffee Mug Warmer Pad