Ember’s self-heating smart mug is more than $50 off ahead of Mother’s Day

The Mug 2 can keep coffee, tea, cocoa, and other drinks warm for as long as you’d like. | Image: Ember Coffee is what gets many of us through the workday, and a proper smart mug can keep it hot for hours so you can maintain your focus without constantly getting up to reheat your cup. Thankfully, if you don’t own one, the 14-ounce Ember Mug 2 is now available for $97.49 ($52 off) from Amazon, Target, and Ember as part of Ember’s ongoing Mother’s Day sale. You can also buy the smaller 10-ounce m