The USB-powered heated coaster is a convenient and efficient way to maintain the warmth of your drinks. Simply plug it into any USB port, and the coaster will keep your coffee or tea at a consistent temperature. The ceramic mug included in the set is both stylish and functional, making it a great present for any hot beverage lover. Features - Color: Yellow -Material:Ceramic -Size:15.00X11.00X10.50cm/5.89X4.32X4.13in(Overall) -Size:12.00X11.00X9.00cm/4.72X4.32X3.54in(Mug) -Size:15.00X11.00X2.00cm/5.89X4.32X0.79in(Heating Coaster) -Power Supply: USB -Voltage:5V -Good for beverages: ideal for keeping tea, milk, coffee, and cocoa warm, ensuring your drinks are always at the good temperature -Constant temperature: keeps your drink at a steady 55°c, can enjoy a warm beverage even on the coldest days -Portable and compact: the warming pad is as small as your palm, making it easy to carry and ensuring you always have warmth at hand -Multi cup compatibility: works with ceramic cups, bottles, stainless cups, glass cups, and more, making it highly versatile -Great for any setting: suitable for various settings, making it a great office present, a useful desk tool, or a must-have for home offices Package list: 1 x Ceramic Mug 1 x Lid 1 x Spoon 1 x Heating Coaster 1 x Present Box