Efficiently maintain your drink's warmth all day with our thermostatic coaster. Ideal for office or home use, this ABS coaster with a USB plug-in ensures your beverages stay delicious sip after sip. Versatile compatibility awaits with our coaster suitable for 99 percent of cups and drinks. Choose a mug that fits well on the flat-bottomed thin-walled surface to enjoy consistent warmth throughout the day. Embrace safety and convenience with the intelligent design of our coaster, featuring automatic shut-off after 8 hours of continuous operation. Enjoy peace of mind without worrying about turning it off manually. Customize your drink's temperature with ease using the adjustable three-temperature settings. Keep your coffee at the perfect drinking temperature by simply clicking a button for personalized comfort. Make gifting memorable with our thermostatic coaster, a beautiful and practical present for special occasions like Valentine's Day, Thanksgiving, Christmas, New Year, and more. Surprise your loved ones with this thoughtful and useful gift option. Description: Introducing the thermostatic coaster with USB plug-in, a must-have for your office or home workspace. Say goodbye to cold drinks with this innovative device that keeps your beverages warm all day long. Compatible with 99 percent of cups and drinks, it can accommodate various mug sizes, ensuring a snug fit for optimal heating. Safety is a top priority with its intelligent design and automatic shut-off feature, which activates after 8 hours of continuous use for peace of mind. With three adjustable temperature settings, you can easily customize the warmth level to suit your preferences, keeping your coffee at the perfect drinking temperature. Surprise your loved ones with this practical and stylish thermostatic coaster, perfect for special occasions like Valentine's Day, Thanksgiving, Christmas, New Year, and more. Make every sip a delightful experience with this convenient and versatile device. Item Name: Coffee Mug Warmer Material: ABS Features: Waterproof, Easy to Use, Compact Size, Portable Size Details: L: 15cm, W: 11.5cm(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 Coffee Mug Warmer