Description: Introducing our heated coaster, the perfect solution for keeping your coffee or tea warm while you work. With its automatic shut-off feature after 8 hours of operation, you can enjoy peace of mind without worrying about safety hazards. The LED display and temperature button allow you to easily set and monitor the temperature of your choice, with 3 temperature settings available: 55 Celsius degree, 65 Celsius degree, and 75 Celsius degree. Simply plug in the cord, flip the switch, and place your cup on the coaster to keep your drink hot for as long as you need. This versatile coaster is suitable for use with flat-bottomed stainless steel, ceramic, or glass tumblers, making it ideal for a variety of beverages. Say goodbye to cold coffee and enjoy every sip at the perfect temperature with our heated coaster. Item Name: Mug Warmer Pad Material: ABS Line Length: 0.9 Meters Rated Power: 20W Input: 5V/2A Power Supply: USB Plug-Play Features: Compact, Lightweight, Safe to Use Size Details: Diameter: 11.2cm/4.41" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Mug Warmer Pad Keep your coffee at the perfect drinking temperature with our mug warmer pad. Choose from 3 temperature settings by pressing the button. Enjoy easy temperature adjustment and visibility in dark environments with the LED display and temperature button on our smart cup warmer. Simply plug in the cord, tap the switch, and place your mug on the coffee mug warmer for easy use. Suitable for various cup materials like stainless steel, ceramic, and glass. Take our cup warmer pad anywhere you go as it can be easily carried in your backpack. Have warm coffee or tea to your desired temperature anytime, anyplace. Size Details: The diameter of each sticker is 11.2cm.