PowCube Smart, Intelligent Water Bottles Automatic Reminder and Temperature Display 500ML Steel Vacuum Cup, 12 OZ, Black4 The water bottle features an intergraded OLED display.On this miniature screen, you'll always be able to see whether the content of your bottle is hot,warm, or cold. The next time you bring along a hot drink to your office or on a hike you can confidently take a sip. Burning your lips and tongue on hot content will be an issue of the past with this smart water bottle. The bottle itself holds up to 500ml. It has been crafted out of food-grad 304 stainless steel and comes with a food-grade PP cap.Thanks to this,the bottle is extremely safe to use. When used in combination with the dedicated mobile application, all information will be instantly saved and available in the App. You can see the water temperature at any time from the LED display, and drink your water at the proper temperature.for health,secretarial services.Remote-interaction,share the healthy drinking with your love,and remind them to drink or even pills. When the cap is placed on your bottle,it will automatically suck itself vacuum. Due to this, your content stays longer good. Whether you use it while camping or at work- this smart bottle is here to stimulate a healthy lifestyle. It also takes away the risk of leaking a hot drink in your bag. The cap itself runs on a battery that can be easily replaced. It additionally comes with a stylish protection cover.This cover allows you to easily carry your bottle around anywhere you go.