Features 1、The mug warmer base is light and thin, and the temperature is constant, which is convenient to carry when going out. 2、The heating coaster is made of toughened glass waterproof panel, durable and wear resistant. 3、Safer to use, the water cup is automatically heated after the coaster is placed, and the water cup is automatically powered off when it leaves the coaster. 4、55℃ smart constant temperature coaster, compact and portable, good storage for home and office. 5、An office health expert, heating coaster only needs palm sized space, small size, does not occupy desktop space, and can help the desktop to keep tidy at any time. Specification Item Type: Candle Warmer Material: Aluminum Alloy, Tempered Glass Heating Coaster Diameter: Approx. 9.9cm / 3.9in Function: As Long As It Has a Flat Bottom, a Cup with Good Thermal Conductivity Can Be Used, and the Thermal Insulation Effect is Mainly Based on the Thermal Conductivity of the Cup Package List 1 x Candle Warmer