500ml Smart Vacuum Flask Stainless Steel Thermos Cup Display Temperature Bottle
 
★ Display Real-Time Temperature & Waterproof LED display - Easily know the inside temperature of the travel mug lid with stylish glass, by touching the LED screen. When the bottle cap is pressed, the temperature is displayed for 3-4 seconds, and then enters the invisible power-saving mode. The next touch will display the temperature again.
 
★ Hot Or Cold Leakproof Travel Flask/ Mug - This travel mug is leakproof and blocks heat transfer. You won’t need to worry when you take it in your bag/backpack or handhold walking.
 
The flask holds liquid heat above 42 ° C for up to 6 hours and liquid cooling below 10 ° C for up to 5 hours.
 
Longer than other vacuum bottles. (After 24 hours at 100°C water, the temperature is maintained at about 40°C).
 
★ Long-life Battery - Don’t worry about battery replacement, the insulated flask has a lithium battery which will last around 2 years of battery life.
 
★ Stainless Steel Portable Flask/Mug - The travel flask/mug holds 500ml of hot or cold drinks in a highly heat-resistant grade vacuum bottle, made of 304-grade stainless steel and the outer casing is made of high quality 201 stainless steel. A healthy, tough, corrosion-resistant and healthy flask; approved by the FDA for your drinking needs and does not contain BPA.
 
★ Awesome Gift - Whether you are in the office, at school, home, outdoors or travelling, this is the ideal companion offering a stylish, sleek, simple and practical design. it is the best birthday, wedding or Christmas gift for friends, family, children, sons and daughters.