This is BRAND NEW STILL IN PLASTIC retails $279 selling for $99 VALENTINES DAY RED ❤️ Capacity: 12 fl oz • Built-in battery to maintain your drinking temperature • Battery life: 1.5 hours, or all day on included charging coaster • Ember Mug Charging Coaster2 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 Ember Mug2: RED Edition 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.