Feature1.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 keep cold water for 6-10 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: 500mlMaterial: 304 stainless steelPackage includes: 1X thermos bottleColor: Yellow, Pink, Green, Blue1.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 unwanted clicks), it takes 2-3 fingers to touch the display to show the temperature Note: Do not put the lid in water for cleaning, or rinse with water, otherwise the water will enter the lid, short circuit the circuit board, and the intelligent temperature display function will fail.