<p>This 18-ounce mug comes with a special charger that uses magnetic induction energy to heat up the metallic layering on the bottom of the coffee mug. Your morning beverage of choice is kept at a just-right sipping temperature of around 130º and, better yet, the warming base doubles as a wireless charger for phones an AirPods and can be used with any of the brand's other ceramic heating products.</p>