
Oh, and what about washing? The Ember Smart Mug 2 is IPX7 rated, which means you could theoretically submerge it up to a meter deep in the water if you’d like. The Ember Smart Mug 2 has an hour and a half of battery charge in its “body” and refills via a wireless charger every time you put it on its charging coaster, which itself can be plugged in to a charger. So, if you have a Ember Smart Mug 2 you’ll have to plug in your cup like you do your phone? No, not at all. It’s part of our smart home Prime Day deals collection, after all, its got electric parts. Of course, the Ember Smart Mug 2 is more than just a cup and an app. In a weird sort of way, it is reminiscent of a smart thermostat that is specific for your drink. When it detects your drink getting cooler than the desired temperatures, it fires up the heat and brings the world back into balance. Anywhere from 120 to 145-degrees Fahrenheit will do.

By using a fine-tuned, app controlled temperature adjustment, you can set the temperature that the warming base of the Ember Smart Mug 2 targets. The Ember Smart Mug 2 is a brilliant way to allow yourself to slowly sip and savor your morning beverage rather than drinking it in a mad dash to preserve warmth. So, if you’ve been eyeing this self-heating beverage warmer for awhile now, get it today as part of the best Prime Day deals for this special price of only $100. In fact, when I covered this product last - and for Valentine’s day, no less - the Ember Smart Mug 2 was $125. In fact, the Ember Smart Mug 2 looks better than it has all year, with a 2023 best-of price of $100, which is $50 off the standard $150. Well, except maybe for these Prime Day Keurig deals, of course.

But of all of the Prime Day deals we’ve searched through, none look quite so good for hot beverage lovers as this deal on the Ember Smart Mug 2. Whether it’s your favored old arbor pu’erh or a cup of Folgers, nothing is worse than your prized drink hot drink going from hot and vibrant to cool and tepid.
