USB Electric Coffee Mug Warmer Beverage Cup Warmer Heating Coasters Plate Pad Product Information Product Name:Thermostat coaster Rated power:15W Input voltage:DC5V Control mode:Touch digital display Product gear: three temperature adjustment ( 45 C / 55 C / 65 C ) Product color: green / pink / white Power supply: USB power supply Product size: 110mmx138mm Package included: 1 x Thermostat coaster PRECAUTIONS 1. When not in use for a long time, please turn off the power plug, wait for the panel to cool down, use a clean ragClean the body and pack it well for the next use. 2.The heating pad panel will be hot when working, please do not touch the panel, so as not to cause skin burns 3. If you want to clean the body, please do not use a large area of water to clean, you need to use a cloth with a small amount of water to clean the body.Wash the body, please do not power on the cleaning 4. If the product failure or panel cracks, please do not continue to use, do not privatelyOpen the body, should immediately unplug the power supply, immediately contact us for consultation and processing 5. Please take care of children when using again to avoid burns and accidents Note Please allow 2-3 cm difference due to manual measurement. Besides different computers display colors differently, the color of the actual item may vary slightly from the below images, thanks for your understanding(1 inch = 2.54 cm)