Keep Coffee Warmer: This is a 2-in-1 smart heating & stirring coffee cup ... 24 Hours AUTO Shut Off: The Thermostatic Stirring Coffee Mug will auto shut off after continually working 24 hours.

The brand guarantees up to 4.8 hours of warming depending on which heat ... of the self-warming NextMug. The best one? Avoid stirring with a metal spoon. “I’ve found the ceramic mugs will ...

SEE ALSO: 7 of the best portable air conditioners to keep you cool this summer We've deemed this Ember the best of the best when it comes to self-heating mugs, and for good reason — it keeps ...

The Nextmug Temperature-Controlled, Self-Heating Coffee Mug is a heated coffee mug for anyone who doesn't want to bother with a smartphone app. What you give up in customization, you gain in ...