Double vacuum insulation make it possible to keep your drink warm. The intelligent heating system allows you to drink perfect coffee or tea every morning.
The included BPA free sliding lid also brings you more convenience. The LED temperature light bar indicates the heating process, and the aperture of the touch button show the current beverage temperature and battery power. Keep your coffee always warm. This smart mugs for coffee will be the perfect gift for your lover, family or best friend on your birthday, christmas, father's day, mother's day, anniversary or other important occasions. An updated double-layer vacuum stainless steel coating is safe to hand wash.
S3 PRO is IPX7 rated and you can wash your heating cup easier. The smart coffee mug is designed to keep your hot drinks warm.
It would take a long time to heat up cold coffee. And, pouring a hot drink inside the mug will extend and maximize the battery for coffee cup life.