USB cup warmer eGadgetÉ 4 USB ports intŽgrŽs use with PC / Laptops / Notebooks / Netbooks / iMac / Macbook (Electronics)
Despite comments that it does not heat up, I want to clarify that the heating zone is hot and that can take 1-2 sec max laying the fingers over it! Great product, except that the heat exchange is not necessarily a great performance following the cup