[Intelligent temperature measurement on the touch LED screen] Water bottle The LED screen increases the brightness, it shows the water temperature, if it does not have water it will show the room temperature[12 hour cold insulation lockout] double vacuum design This stainless steel water bottle has double insulating wall which optimally maintains hot and cold temperature .;[No need to charge, use for up to 5 years] Smart thermos, Smart energy saving, the screen will turn off automatically after 3-4 seconds, no need to charge, can be used for about 5 years .;[Food Safe Material] Coffee Thermos Made of 304 stainless steel, odorless, safe and corrosion resistant .;[Easy to carry and multipurpose] Large capacity water bottle, 500ml, can be used for coffee, milk, drinks. Can be used for home, outdoor, office, school, and more.