Description: Material: The thermal coaster is made of wood material, which is sturdy and durable and can be used for a long time Three Temperatures: The heating coaster has three temperatures that can be adjusted, you can choose according to your preference Easy to Use: Touch design, time and temperature will be displayed, convenient and practical quickly heat Conduction: The constant temperature heating pad adopts aluminum alloy heating plate, which is waterproof and has quickly heat conduction. Wide Range of Application: The heating coaster has a 9.5cm heating area, suitable for all kinds of cups Specification: Timing adjustment: 2-12 hours timing shutdown, default 4 hours shutdown Operation mode: touch switch Safety method: touch switch and gravity perception double protection Diameter of heating area: 9.5cm/3.75inch Heating surface: aluminum alloy Power cord length: 1.5 meters Power Plug: US Plug Size Chart: 15cmx12cmx2.5cm/5.91inchx4.72inchx0.98inch Package Includes: 1 Heating Pad Note: Please allow slightly errors due to manual measurement and different monitors.