More sensitive to touch, easily can understand the temperature of the liquid. You do not have to pass your mouth to test the temperature and avoid burns. Invert the cup and contact the water with the lid, it can test the temperature more accurately.
When there is no water inside the bottle, the indicator will show the current weather temperature. This smart water bottle flasks cup has a large capacity battery that can be used 50,000+ times and no need to charge. The LED touch screen of vacuum cup flasks will automatically turn off in 3-4 seconds. Have low energy consumption, reach 1800 days of battery life.
Each drinking bottle is completely leakproof with an easy-to-open twist-on cap. No matter the temperature of the liquid in this bottle, the insulated water bottle will never sweat or be hot to the touch. Safer and healthier than plastic or glassed Bottles. When the room temperature is 20℃, After 24 hours at 100℃ water, the temperature is maintained at about 40℃, And after 24 hours at 0℃ water, the temperature is maintained at about 16℃.
A functional drinkware option for both winter and summer. An environmentally friendly vacuum flask, leak-proof with 500 ml capacity. This bottle is made of 304 food-grade stainless steel and the outer casing is made of high-quality 201 stainless steel. Corrosion-resistant, safe and healthy.
It can keep you healthily hydrated, whether you are traveling, at home, in the office, or outdoors. Simple and practical, it is the best Birthday Christmas gift for friends, family, children, sons, and daughters.