Feature: 1. Temperature Setting: The coffee mug warmer has temperature settings. Just press the button on the right to keep or heat your liquid temperature to 55 celsius degree, making your coffee warm and easy to drink. 2. Digital Display: This coffee mug heating plate is equipped with clear digital display and touch button, which brings great convenience to use and operation. 3. Ultra Thin and Fashionable: The electric coffee cup warmer adopts ultra thin and fashionable design, which is very easy to carry out, and can keep drinks warm all day. 4. Applicability: The electric coffee mug heater is designed with a flat glass surface. This warm cup plate is suitable for flat tableware, stainless steel cups, mugs, milk boxes, glasses, etc. 5. A Perfect Present: The USB coffee mug warmer will be the best birthday gift, Thanksgiving and Christmas gift, and can be usede in other special scenes to express your concern. Specification: Item Type: Coffee mug warmer Material: ABS Weight: Approx. 160g/5.6oz Power: 10W Product size: Cup Heating Plate: 115x95x23mm/4.5x3.7x0.9in Power Cord Length: 100cm/39.4in. Package List: 1 x Coffee Mug Warmer 1 x English Instructions Note: It is recommended to use a steel flat bottomed thin bottomed cup for best results, rather than a cup with a deep concave bottom.