Features: 155 Constant Temperature Heating: Our smart heating coaster can achieve 55 degrees Celsius constant temperature heating, so you can have warm water or coffee at all times. 2Universal Design: Our smart heating coaster can be adapted to all kinds of cups, which is very convenient and practical as you can heat it with your hand. 3Automatic Power Off: This smart heating coaster has an automatic power off function to prevent you from forgetting to power off, so you can use it comfortably. 4Lovely Appearance: The smart heating coaster has a lovely animal appearance to keep you in a good mood when you use it. 5ABS and Aluminum and Silicone: Our smart heating coaster is made of ABS fireproof material, aluminum sheet, silicone, safe and reliable at the same time as fireproof. Specification: Item Type: Intelligent Constant Temperature Heating CoasterMaterial: ABS Fireproof Material, Aluminum Sheet, SiliconeWeight: Approx. 305g / 11oz Package List: 1 x MugWarmer