We always forget our hot coffee on the desk when we are busy. So ais very necessary. Check out the following one, this USB also integrates a USB hub.
As we can see from the images, this is a multi functional, stylish USB cup warmer. The whole cup warmer measures 143 x 143 x 62mm, weights 190g, and compatible with USB 1.1 and USB 2.0 standard. In addition to keeping your coffee or tea warm, the USB cup warmer also features a blue LED screen to show you the date and the temperature of your coffee, and the built-in 4-port USB hub allows you to connect various USB gadgets with your computer through the cup warmer.
The Thanko USB cup warmer integrated USB hub is priced at $35.76 USD. If you’re interested, jump to GeekStuff4U for more details.