Fitness Sports NFC Watch Bluetooth Call Blood Oxygen Heart Rate Tracking Waterproof Smart Watch

Chipset: RTL8763EW
FLASH memory: 128M
Bluetooth: BT5.0
WIFI: NO
NFC: YES
Battery: 260mAh
Waterproof: IP68
High-definition screen, with 1.36 inch full circle colorful display, 390*390 resolution, Clear picture quality and bright colors.
Major function:Bluetooth call, rotary button, custom dial, multi exercise mode, weather forecast, music control, step counting, heart rate, sleep monitor, mileage, blood oxygen, blood pressure, sedentary reminder, water reminder, calories, message push, payment code, business card, breathing training,etc.