SPECIFICATIONS Brand Name: mangoman Origin: Mainland China Power (W): 750W Voltage (V): 220V Choice: yes USB Intelligent Constant Temperature Coaster Usb Electric Heater Cup Mug Warmer Coffee Mug Warmer Heater https://www.aliexpress.com/item/1005006099776186.html https://www.aliexpress.com/item/3256805825194233.html 110V/220V Coffee Mug Warmer Electric Heating Coaster EU US Plug Multifunctional Electric Cooking Soup Decocting Medicine Flower Tea https://www.aliexpress.com/item/1005006010724653.html https://www.aliexpress.com/item/1005006097462117.html Description: Smart cup warmer, smart constant temperature, most cups can be used. Constant temperature design, give the body the right temperature. The metal panel adopts the rapid heating technology, just put the cup on it and heat it quickly. Heat evenly and quickly, and the heat preservation effect is better. It is suitable for a variety of utensils and materials. It is recommended to use a flat-bottomed or thin-bottomed cup type. Intimate low power design, energy saving and environmental protection. Mechanical buttons, easy to operate and portable. Specification: Material: Plastic Color:Blue, Green and Pink Size: Approx. 10x13x2 cm/3.94x5.12x0.79 inches The temperature of the USB model is only about 45 degrees, those who mind please be careful to make an order. Package Includes: 1 x Heating Coaster or 1 Gift Box Set ( 1 Cup+1 Coaster+1 Spoon ) Note: 1.Please allow 0-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3.Other parts are not included. Thanks for your understanding.