[USA free dropshipping]Smart Devices EW1 Compatible with iPhone Android Phones 50 Meters Water Resistance Heart Rate Monitor Blood Oxygen Sa

With 3 kinds of watch interfaces to choose from, manually detect your blood oxygen (SpO2) and automatically monitor your heart rate in real-time and analyze your sleep quality in Letsfit APP. Also supports 14 sports modes such as walking, running, bicycle, yoga, and more.ou can record all-day fitness data including steps, distance, calories burned, miles walked, ou can record all-day fitness data including steps, distance, calories burned, miles walked, and can connect your smartphone GPS to your device to track all your workout routes and distance traveled during exercise. You've got all the motivation you need to reach your health and fitness goals..syi