GoKawiilEmber Mug 3 14-ounce self-heating mug drops to $99.99
Ember's 14-ounce Mug 3 is discounted 33 percent to $99.99 at Amazon, Ember, and Best Buy, down from its $149.95 list price. The mug lets users set drink temperature between 125 and 145 degrees Fahrenheit via a bottom button or companion app, and includes a sipping lid.