Unlike other heated mugs, the Nanoheat mug has a built-in battery so you don’t have to keep it plugged in to work. It can keep your drink at 145ºF to 155ºF for 45 mins. per charge. It also has an optional wireless charger.
Crowdfunded projects pose a degree of risk for buyers, so be sure to do your research and fully read the seller's detailed description and production plans before plunking down your hard-earned money.