Keep your drink warm while you work with this USB Cup Heater Wooden Warmer! Simply plug it in any device with a 5V output to power it! This cup heater has a USB cable so it is compatible with devices such as laptops, power banks, and many more. It keeps your drink hot so you don’t have to hurry and consume it while it’s hot. It has a maximum temperature of up to 80 degrees to keep drinks hot. There are also many designs to choose from. Instead of plastic, the main material for this is wood which gives it a rustic look.