Vacuum Flasks OLED Display

Vacuum Flasks OLED Temperature Display Double 304 Stainless Steel Travel Coffee Tea Milk Mug Leak Proof Waterproof Thermos Cup

1.Smart Digital Design：With HD OLED touch screen for prompt real-time water temperature display. Let you drink the water that is most suitable for temperature anytime, anywhere. 2.Insulation Material：Made of double 304 stainless steel, vacuum design, safe, BPA-free and eco-friendly, no smell and easy to clean. It can keep hot or cold water for 24 hours. 3.Portable Size:The capacity of this smart mug is 320ml, and it is portable and durable. Ideal for travel, outdoor activities, car, office, home, school, picnic, hot yoga, hiking, camping etc. 4.Multipurpose:This vacuum flask water bottle is also a good container for coffee, juice, milk, beer, drinks and daily hydration. Best Gift for family and friends. 5.Battery:90mAH Hi-Q battery. 6.Charging Method:USB charging function supported. 7.Waterproofing Grade:IPX4. Package: 1*vacuum flask+1usb cable+1packing box+1instruction