IdeaNext Wireless Bluetooth Insulated Stainless Steel Insulated Sports Water Bottle 420ml Smart Cup for Hot or Cold Drinks with Drinking Alarm/Drinking Plan/Record/Perception (Black) Sound Reminder: Due to the built-in water balance algorithm, it can always remind you to drink water at the most appropriate time according to your drinking habit you setup Drinking calculation: It calculates your personal hydration needs, tracks your real-time fluid consumption Disinfection available: Bottle body is disinfected and washable (only the bottle body) in a high temperature environment with base separated, always keep the bottle in a good health condition. Establish a good water-drinking habit: Through Bluetooth 4.0, it can transmit your water-drinking information to the mobile phone. With the APP, you can check and manage your own water-drinking plan. Tea maker: The bottle set up with a micropore tea strainer and high thermostability imported 304 stainless steel which allows you to make a cup of tea anywhere