WOOLALA USB Cup Cooler & Warmer, 350ML Thermal Insulation Cup Electric Heating Cooling Cup with Touch Screen Beverage…

[2-In-1 Smart Cup] One button to switch Cooling or Heating mode. Under the cooling mode, you can have chilled drinks in the summer. Heating mode can keep you drinks at constant temperature 45℃/ 113℉. Great for all seasons to use, an ideal companion for commuting or outdoors.
[Newly Design] 350ML Insulation cup + Cup cooler/ warmer holder, both two items can be used separately. Insulation cup can even keep hot water warm up to 6h without electrcity. The cup warmer can keep cups, bottles cool/ warm for a long time.
[Rapid Cooling / Heating] Let the water cool 10℃ within 30 minutes (lowest temperature can reach to 8℃), so you can cool beer, coke and chill drinks at anytime. Heat the water to 45℃ within 20 minutes, no need to worry about your tea or coffee become cold during working or gaming.
[USB Powered] Instead of other 12v car heated bottle and home plug heating cup, this cup cooler and warmer is powered by usb cable, so you can use it with power charger, car adapter, wall at adapter. More convenient to use.
[Portable & Lightweight] Size: 8.6*8.6*22.5cm/ 3.4*3.4*8.8in. Weight: 1.5lb. Compact size, takes only small space on your desk or in your bag, also fits the car cup holder. Perfect for home, office, dorm, car, travel, camping, hiking and other outdoor activities.