Bluetooth Version: Bluetooth 4.0 Waterproof: Yes IP rating: IP67 Screen type: OLED Operating mode: Touch Screen Compatible OS: Android,IOS Compatibility: Android 4.4 and above/iOS 8.0 and above Functions: Avoid phone loss,Call reminder,Calories burned measuring,Date,Distance recording,Measurement of heart rate,Pedometer,Sedentary reminder,Sleep management,SMS Reminding,Steps counting,Time Notification type: Facebook,Twitter,Wechat,WhatsApp Display function:Time display, power icon display, date display, week display,Standard motor function (step, distance, calorie), heart rate, blood pressure,Oxygen monitoring,Sleep time display (deep sleep, light sleep) Reminder function:Call, SMS, QQ, WeChat (display content and name),Facebook, Whatsapp, Twitter, Skype, Line Reminder,Alarm clock, sedentary, application reminder Smart anti-lost:Find the bracelet or Mobile phone, disconnect the reminder Movement trajectory:Support walking, running, riding Multiple motion modes APP health measurement:Heart rate, blood oxygen, blood pressure, . Blood pressure timing monitoring Brand No Brand SKU 100320119_NP-1020584213