Fitness Tracker Activity Tracker Watch with Body Temperature Heart Rate Blood Pressure Blood Oxygen Monitor Smart Watch with Step Counter Calorie Counter Sleep Monitor for Women Men C-Red

? Note: The measured data is for reference only and cannot be compared to medical devices. ?OS requirements: Android 4.4 and IOS 8.4 or above versions supported. (For smartphones only, not for PC, iPad or tablet) The watch cannot answer calls or send messages. The watch can receive messages, calls and application notifications by receiving vibration reminders. ? Built-in USB plug charger Hold the straps on both sides, pull up or down the strap of the smart watch, and then plug the metal end into any USB adapter or USB port of the computer for charging ? 8 sport modes 8 sports modes record running, cycling, basketball and other sports to get real-time statistics during exercise. ? Smart tracker can help you track sleep data and enable you to develop scientific sleep habits. The smart watch can also monitor your real-time heart rate, blood oxygen, steps, calories burned data. ? The fitness tracker can also be used as your daily tool assistant. It can be your training assistant, alarm clock, stopwatch, timer, music controller. ? How to download Wearfit2.0 application? 1. Download APP "Wearfit 2.0" directly from APP Store / Google Play; 2. Scan the QR code directly (in the user manual); ? How to pair smart watch with APP? 1: Activate Bluetooth on the phone. 2: Open "Wearfit 2.0", click "Direct access" in the upper right corner to enter, click "Mine" --- "Connection management" --- "Bind Bracelet" to pair.   ? Encountered a situation where you cannot re-pair (disconnect): 1. Forget the Bluetooth "T3" of the phone----close the smart watch----close the phone----open the app to cancel the watch binding. 2. Restart the smart watch and open the app to search for pairing