NEVER USED, New with barcode and box- has been opened. White ceramic ember 10oz mug. Designed for home or office, Ember Mug? does more than simply keep your coffee hot. The temperature control smart mug allows you to set your preferred drinking temperature (120°F - 145°F), so you can enjoy your hot drink-just the way you like it— from the first sip to the last drop. Ember Mug"'s built-in battery maintains your chosen drinking temperature for up to 1.5 hours or all day with the included charging coaster. • Capacity: 10 fl oz • Built-in battery to maintain your drinking temperature • Battery life: 1.5 hours, or all day on the included charging coaster • Ember Mug Charging Coaster? included • Pairs with the Ember app. iOS and Android compatible • Temperature range: 120°F - 145°F • Ember Mug is safe to hand wash and submersible up to 1 meter in water • Do not microwave