Ideal for espresso-based drinks such as cappuccinos, cortados, and flat whites, the Ember Cup 6 oz offers a premium coffee experience that does more than keep your coffee hot. Keep your drink at your preferred temperature (120°F - 145°F / 50°C - 62.5 °C) for up to 90 minutes or all day when placed on charging coaster. Our heated cup intelligently senses when to turn on and off. Smart With or Without App: Pair this temperature control cup with the Ember app to set the temperature, customize presets and more; Our self-heating coffee cup is also functional without the app and remembers your last-used temperature. - CM210605US - 0 - W69