Ember - Temperature Adjustable Mug

Is the coffee is too hot or too cold? yes! the temperature makes a difference.. Introducing the Ember, a coffee mug which allows you to adjust the temperature for enjoying your coffee exactly the way you like it. Ember keeps your coffee or tea at the perfect temperature for up to 2 hours on the go, or all day when used with the charging coaster. Just rotate the dial at the bottom of the mug to adjust your temperature.