COOLBABY Smart Insulated Water Bottle 500ML(Black)

【LCD DISPLAY】: Large screen smart temperature display. Easy to understand the internal temperature of the liquid by touching the LED screen., 【KEEP TEMPERATURE】:With double layer insulation. This vacuum Mug has double insulating wall that optimally keeps hot and cold., 【304 STAINLESS STEEL】:The 500ml thermoses bottle is made of 304 stainless steel with food grade PP. Resistant, corrosion resistant, safe and healthy. Of course, it is BPA free., 【NO CHARGING NECESSARY】:The built-in battery does not need to be charged. The lid is waterproof (The lid can be rinsed but not soaked in water.), 【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