LED DISPLAY: Large screen smart temperature display. Easy to understand the internal temperature of the liquid by touching the LED screen. It is not necessary to pass the mouth to check the temperature and avoid burns. 360 degree rotation does not have to worry about water leaks, and sealing is good.316 STAINLESS STEEL:The 17oz bottle is made of 316 stainless steel with food grade PP. Resistant, corrosion resistant, safe and healthy. Of course, it reaches the FDA consumption standard and is 100% BPA free.EXTENDED APPLICATIONS: The smart water bottle is ideal for easy travel, perfect for outdoor sports, work, beach, school, office, picnic, yoga, hiking, camping, cycling, running, etc. Simple and practical, it is the best gift for friends, family, children, sons and daughters.