Flintronic 500ml Water Bottle Vacuum Insulated Bottle, Travel Mugs, 304 Stainless Steel Touch Screen Smart Water Cup, Leakproof Keep Drinks Hot Cold, Sports Water Bottle for Cycling, Gym, Home-Black

【WATERPROOF LED DISPLAY】The product uses a waterproof LED display, so you can easily know the internal liquid temperature by touching it. (The temperature probe of the cup is located inside the lid. In order to ensure the accuracy of the temperature, the temperature probe must be in contact with the liquid.) After filling the water, you need to turn the cup upside down or shake it gently, and then read the value after 5-10 seconds.
【DURABLE KEEP HEAT COLD】: The vacuum of cups and cups can block heat transfer. Our products hold liquid heat above 42 ° C for up to 6 hours and liquid cooling below 10 ° C for up to 5 hours. This is longer than other vacuum bottles. (After 24 hours at 100 ° C water, the temperature is maintained at about 40 ° C)
【SAFE&HEALTHY MATERIAL】 : The inner wall is made of grade food grade stainless steel and the outer case is made of high quality 201 stainless steel. It has been approved by the FDA for your drinking needs. Of course, 100% does not contain BPA. (Size: 6.5 cm * 6.5 cm * 23.3 cm)
【ULTRA CAPACITY BATTERY】 : Lithium battery with large capacity, screen turn off automatically when not in use can reach a battery life of 2 years. Don't need to worry about battery rechange issue daily. (💗if the product is power off within one year, please contact us as soon as possible💗)
【WIDE APPLICATIONS】 : With the state-of-the-art double-wall vacuum technology, this mug is stylish and durable. Whether you are traveling, at home, in the office or outdoor - the ideal companion. Simple and practical, it is the best Christmas gift for friends, family.