Parameter APP: Fitcloudpro Screen Size: 1.83 Inches Screen Resolution: 240*284 Screen Type: AMOLED Full Color Screen Battery Capacity: 250mAh Charging Method: Magnetic Suction Charging Bluetooth: BT 5 more→.1 Screen Diagonal: 1.83" Waterproof Rating: IP68 Heart Rate: Yes Pedometer: Yes Calorie Counter: Yes Compatibility: Android 5.0 ,IOS 10.0 Bluetooth:5.1 Function 1. Step counting function: The smartwatch can automatically record your steps, distance, and calorie consumption, helping you better understand your exercise volume. 2. Heart rate monitoring: The smartwatch can monitor your heart rate changes in real-time, allowing you to better understand your physical condition and avoid