Permanently hot drinks with the Ember MugThe Ember Mug² is designed for home or office use and can keep more than just your coffee warm. This smart cup allows you to set an exact drinking temperature, so your coffee is never too hot or too cold. The Ember Mug² will then hold the temperature you have selected for 1.5 hours - keeping your hot drink at your perfect temperature. This coffee-to-go cup is the perfect gift for coffee and technology lovers and for those who appreciate a hot drink.Perfect temperature throughoutThe built-in rechargeable battery in the Ember Smart Mug keeps your drink hot for up to 90 minutes with a full battery, or the whole day on the charging station. Choose your preferred temperature between 50°C - 62.5°C.The world's smartest thermal cupPrecise temperature control and level measurement with the advanced EMBER precision sensors. Experience total consistency through convection flow; with Auto-Sleep and regular firmware updates for the best drinking experience.C