Ember 6oz Temperature Control Smart Cup
With the charging coaster, this cup maintains your set temperature for up to 1.5 hours or all day. It offers a temperature range of 120°F - 145°F, adjustable via the Ember app. The mug features Auto Sleep, which intelligently senses when to turn on and off. Price drops from $129.95 to $61.99. Shipping is free for Prime members.