Waterproof NFC Watch Heart Rate Blood Oxygen Sport Smart Watch

CPU: RTL8762DT
Battery: 400mAh
Memory: 128M
Bluetooth: BT5.1
Screen: 1.58 inch full color LCD screen, 466*466 pix
Function: 100+ sports mode, compass, barometric and altitude monitoring, offline payment, rotating crown, Heart rate and blood oxygen monitoring, short video control, bluetooth call, NFC access control, IP68 waterproof...
Bedside lamp mode, gravity sensing automatic switch.