Designed for home or office, the Ember Mug and its companion app on your iPhone or Apple Watch allow you to set your precise drinking temperature for hot beverages, track caffeine consumption, save presets for your favorite drinks, customize the LED color, and more. Ember also maintains your chosen temperature for approximately 1.5 hours, so your hot beverage stays perfect from the first sip to the last drop. Remotely set drinking temperature and control Ember settings from your iPhone or Apple Watch Maintain your perfect drinking temperature in the 10-ounce mug for 1.5 hours on a single charge—or all day on the included charging coaster Track your caffeine consumption in the Ember app integrated with the Health app LED indicator informs you when a beverage is too hot to drink or has reached the desired temperature—or when the mug needs charging Made from stainless steel with a durable ceramic coating; maintains beverage's warmth while remaining cool to the touch 10 fluid ounce (295 milliliter) capacity IPX7 rated for full underwater submersion Reaches temperatures in a range from 120° to 145°F (50° to 62.5°C) Ember Temperature Control Mug 2 Charging coaster Power adapter Quick start guide Height: 4.2 in./10.67 cm Width: 4.3 in./10.92 cm Depth: 3.3 in./8.38 cm Weight: 14.46 oz./410 g Operating System: iOS 12 or later Mfr. Part Number: CM191000US UPC or EAN No.: 810011400085 Note: Products sold through this website that do not bear the Apple brand name are serviced and supported exclusively by their manufacturers in accordance with terms and conditions packaged with the products. Apple’s Limited Warranty does not apply to products that are not Apple branded, even if packaged or sold with Apple products. Please contact the manufacturer directly for technical support and customer service. Warranty: One-year limited