Function: *Heart Rate Tracker *Blood Pressure *Blood Oxygen *Passometer *Sports moder: steps, skiipping, situp *Calorie *Push Message *Call Reminder *Alarm Clock *Anti-lost *Remote Control *Social Media Notifications *Message Reminder APP Language: Korean,Russian,Spanish,English,German,Italian,Japanese,French,Chinese Specification: Style: Sport Case Material: PLASTIC Waterproof Grade:Life Waterproof IP67 Screen Type: 1.3 inch TFT 240*240 Strap detachable: Yes Touch Screen: Yes Compatibility: All Compatible Blutooth: 4.0 Battery capacity: 90mAh Standby time: about 5-7 days Working time: about 1-2 days System: IOS 9.0 & Android 5.0 above APP name: Fitpro Package include: 1 * Smart watch 1 * Charger 1 * User manual 1 * Retail box Note: Do not support swimming and take a shower, No putting in the water. Wearable devices monitors human activities through electronic sensors,and they are at the consumer electuonics level.It’s normal for certain deviation.The user should treat data objectively. –Please do not compared to hospital equipment about reading,it is NOT a medical device ! –Before using, scan the QR code on the manual to download the app and connect it to the watch with APP. –For Android user: Please always authorize app access to all phone functions and always let it operating on. and please turn on the GPS on your phone before you connect it. — Please charge it for 2-3 hours when you receive it. it was run out of power after the long delivery. Thank you!