1. Fitne Tracker: Heart rate monitoring; Blood oxygen monitoring;blood preure monitoring; Body temperature monitoring; Sleep monitoring2.sport :Time ,Pedometer,Calorie Consumption,Distance Calculation3. Multiple sports mode4. Push: Calls to remind, SMS Reminder, Third-party meaging reminder; Task Reminder5. Standby time : About 30dayWorking time: 5-7day6.Language:Chinese,EnglishGerman FrenchItalian Spain JapanesePolishRuianPortugueseVietnamArabicHebrewThaiCroatianTurkishCzechDutchMalaysianFinnishGreekRomanian7.System Android system 5.0version or above ;iOS system 10.0version or above ;Support bluetooth with 5.0 version;How to charge the watch?1. Take out the charging cable in the product box;2. Connect the charging cable to the watch;3. Plug the charging cable into the power source;4.Please charge the watch more than 3 hours first time.Note: Please do not use a computer or laptop to charge the watch, because the voltage of the computer and laptop is too low, and it takes a very long time to charge the watch to have enough energy.How to connect the watch to your phone?1.Turn on the BT function on your phone;2.Search "FitCloud" APP and download it,And Allowall requests with the APP;3.Open the APP ,click "add device" to "MAX7" and bind it;4.Open the setting on the wath ,and turn on the "Audio mode " function;5.And then Opne the setting on your phone,and then Turn on the "BT" function;6.Find "MAX7-talk"and click it toconnect it.7.After connecting, you can make or answer now.Notice: Please keep the distance between the watch and the phone le than 10m. If the Bluetooth is disconnected, please rest the factory watch and reconnect.