Product parameters Screen: 1.28-inch IPS high-definition full-fit round screen Touch Panel:Full touch screen Battery: 200Mah Charging method: Magnetic charging Waterproof: IP67 Hardware parameter Bluetooth: BT4.0 Bluetooth calls: BT3.0 System version:IOS 9.0 and above, Android 5.0 and above Software function Receive/Reject phone calls/ Dial phone call,Heart rate monitoring,Blood/Blood oxygen pressure monitoring,Sleep monitoring,Sedentary reminder,ports pedometer/calorie consumption/track record/exercise time,Call reminder and display,Message is pushed and displayed, Remote control camera,Automatically heart rate measureAdultt,Multi-Sport,measureAdultt,Clock reminder ,Alarm reminder,5 kinds of dials default. APP customized watch faces are optional. Language English SimplifiedChinese,Dutch,Russian,French,GerAdult,Portugal,Spain,Turkish,Poland,Malaysian,Czech,Slovak,Arabic,Thai,Italian Greek, Latin, Vietnamese, Danish, Thai, Arabic, Polish, Dutch, RoAdultian Package Included Host, charger, wrist strap, Adultual, box after receive the watch ,please charging first.Because after a long period of logistics, the watch has a low battery.Before using, scan the QR code on the Adultual to download the app and connect it to the watch with APP.