Smart App-Controlled Stainless Steel Temperature Control Travel Tumbler

3 Hour Battery Life: Our Tumbler's extended battery life keeps your drink at your preferred temperature (between 120°F - 145°F) for up to 3 hours on a full charge or all day on its charging coaster. MAY NOT FIT IN ALL VEHICLE CUP HOLDERS: tumbler may not fit in standard vehicle cupholders. Adventure Ready: Tumbler comes with two lids and is IPX7 rated for full underwater submersion up to 1 meter deep making it easy to hand wash, rinse or soak. Perfect Temperature Every Time: Multiple sensors throughout the Tumbler ensure accurate temperature control and liquid level detection. Set the temperature down to the degree in the App. Our Biggest Mug Yet: At 16 oz this is the largest heated temperature control mug we have released to date.