It pairs with a barebones mobile app for Android and iOS, as do the like-minded Ember Tumbler and Travel Mug 2 Plus, letting you lock in a temperature between 120 and 145 degrees Fahrenheit.
And trust me: Baristas are more than happy to oblige. Every single one of ... I pour it into one of the few reusable mugs I tested for this story whenever I want to take it with me on the go.