Coffee mug Coffee Express that can make coffee

This Coffee Express coffee cup, designed by Joseph Cambell in collaboration with Wharton Business School, allows you to make coffee at any time during your trip. It is a rechargeable battery on the outer package of a standard kettle, which provides an electric current to heat the heating element at the bottom of the kettle. It can make two cups of coffee at a time, with a digital display of the time and temperature of brewing coffee. The price is about $30.