Ember Mug 2 Temperature Control Smart Mug 10 oz Black SEALED BRAND NEW Ember Mug 2 smart temperature control mug in a sleek black finish. This 10 oz stainless steel mug features a reinforced coating and allows for precise temperature adjustment via the Ember app on your smartphone. Designed to keep your favorite hot beverage at the exact temperature you prefer for up to 1.5 hours on a single charge, or all day when used with the included charging coaster. The mug is IPX7 rated and fully submersible up to 1 meter deep for easy hand washing. Perfect for coffee or tea enthusiasts who value the perfect sip from start to finish. Item is ready to ship today. #Minimalist