Smart Insulation Cup

1. Portable and durable. Ideal for travel, outdoor activities, car, office, home, school, picnic, hot yoga, hiking, camping, etc. 2. With HD LCD touch screen for prompt real-time water temperature display. Let you drink the water that is most suitable for temperature anytime, anywhere. 3. Made of 304 stainless steel, double layer vacuum design, safe, BPA-free and eco-friendly, no smell, and easy to clean. It can keep hot or cold water for 12 hours. 4. This vacuum flask water bottle is also a good container for coffee, Juicer, milk, beer, drinks, and daily hydration. Best Gift for family and friends. Specification: Capacity: 500ml Material: 304 stainless steel Package includes: 1X thermos bottle Color: as shown Size: as shown 1.Due to the light and monitors effect, colors may have lightly difference. 2.Please allow 0.5-1cm errors due to manual measurement. Thank you for your understand! Tip: Because this thermos has a built-in battery! To save power and extend battery life (reduce unwan