Flasche Smart Coffee Cup Features: -with LCD display,real-time water temperature is prompted by contact -304 stainless steel,safe and -12 hours of hot or cold water -Fashionable mirror,by touching the LED screen,you can easily understand the internal temperature of the liquid. You don't have to use your mouth to test the temperature and avoid burns. 360-degree rotation does not need to worry about water leakage,and the sealing is good. -Suitable for easy travel,suitable for outdoor sports,office,beach,school,picnic,hot yoga,hiking,camping,cycling,running,walking,gym,fitness,etc. -Long-lasting heat preservation effect: the vacuum of the cup will hinder heat transfer. Our products are heated in liquids above 42°C for 6 hours and in liquids below 10°C for 5 hours. This is longer than other airless bottles. ( being placed in 100°C water for 24 hours,the temperature will remain around 40°C) Product Description: Product name:Vacuum Flask Material: stainless steel,food silicone Size: 20x6.5cm Capacity: 500ML Battery capacity: 2000mAh 3.7V/6.6Wh Input: 5V 0.8A Output: 5V 0.8A Weight: 350g Package Included: 1 Vacuum Flask with LCD display temperature and mobile power supply Note: Do not put the bottom of the cup in water and do not rinse the bottom with water,because the internal electronic components will damage the electronic products. Decorate the House:the design is exquisite,improve the home style,suitable for placing in a variety of home venues. Selected Materials:The use of high-quality materials,environmental protection and durable. Easy to Clean:The surface is smooth, easy to clean,simplifying daily maintenance. Unique Charm:Each piece has a unique charm of handmade art,easily create a personalized home environment. The perfect Gift:Whether it is a holiday celebration or a birthday reception,it is the ideal gift to express your heart.