Blood oxygen, supporting live recognition for more accurate detection;. support compass. VC30F has low power consumption and high precision heart rate and. Heart rate sensor. full touch screen， Touch IC： CST820.
Medicals Watch with ECG Function: Smart Fitness Watch with ECG, Blood Pressure
Garmin Forerunner 255 GPS Running/Fitness Watch - Tidal Blue
EFAITHLIFE i13 Pink & Gold Smart Fitness Watch 1.69" - BNIB
NEW Smart Fitness Watch, Bluetooth, Waterproof, Sleep, TouchScreen, Phone Calls
Smart Fitness Watch Activity Tracker Heart Rate Step Counter Purple
Y13 Smart Fitness Watch iOS/Android Compatible, Bluetooth
