The Vacuum Insulated Tumbler with a detachable tea strainer. You can soak the scattered tea leaves in the cup and use the filter as a compartment when drinking.You can also remove the filter directly and load the beverage you want to drink. Double insulation. The stainless steel kettle is equipped with double insulation wall, remain the optimal temperature of hot and cold. Capsule is equipped with HD LCD touch screen for prompting real-time water temperature display. Let you know the most suitable drink temperature with no need to open the lid. 18 oz bottle made of 304 stainless steel and food grade PP. Corrosion resistant, safe and healthy. Both the inside and outside of the vacuum flask bottle are made of high-quality 18/8 304 stainless steel, it also with a vacuum insulation layer to keep the liquid hot and cold. Built-in battery can use 1000 days at a time. Waterproof cover (lid flush, but can not be soaked in water.) The temperature of the bottle can be up to 20 hours. Multifunctional application: intelligent kettle is very suitable for travel, the outdoors, beach, school, office, outdoor, yoga, hiking, camping, biking, running, etc. Simple and practical, is for friends, family, children, sons and daughters of the best gifts.