Hi, Dear little angel, welcome to Jacenvly, our products are cheap and good quality, price is fair, you can't miss it. If this product is not your style, please click on our store, we have many kinds of products, there will be you like and suits you. If you have any questions about your purchase, please send us the first message, we offer world class customer service to make your purchase without your worries. Have a nice day. Constant Temperature Cup Pad Heating Automatic Heat Preservation Cup Features: Versatile, no pick cup, most materials, flat/thin bottom appliances, heating faster and evenly The key operation can keep the temperature and heat up without drinking cold water It is and fast to adjust the temperature you want The metal heating is heated evenly and keeps constant temperature small with high face in palm size Product Description: Product name: thermal insulation Panel material: frosted panel Product model: -NB04 Rated power: 110~220V material: ABS Control mode: mechanical push button Product size: 130 * 108 * 20mm Power line length: 110cm Products Include: ·1 X Cup warmer Features: Versatile, no pick cup, most materials, flat/thin bottom appliances, heating faster and evenly The key operation can keep the temperature and heat up without drinking cold water It is and fast to adjust the temperature you want The metal heating is heated evenly and keeps constant temperature