value obtained by continuously measuring 5 times will be more accurate.
2
）
The product real-time dynamic heart rate measurement,Therefore, the heart
rate values will be different when talking, eating, drinking, etc.
Everyone's measurement process time will be different, please refer to the actual
results.
3
）
Make sure that the bottom of the heart rate sensor is not dirty, skin color,
hair density, tattoo, scarsAnd the lower temperature environment will affect the
results of the test.
4
）
The heart rate blood pressure detecting device is based on the principle of
PPG measurement.Therefore, its accuracy may vary depending on physiological
factors that affect light absorption and reflection.(blood circulation, blood pressure,
skin condition, and vessel position and density, etc.).When the measured heart rate
blood pressure is extremely high and extremely low, the measured value is not
accurate, please re-measure.
5
）
Long-term measurement may cause fever, in case of discomfort, please
remove it until the device is cooled before wearing.
6
）
Call reminder / message push
APP-side custom information push selection.Android users use the accessibility
feature to notify the "HeyHand" device message to open the service.The iPhone
system only needs to be paired when the APP prompts for a Bluetooth pairing
request.
(Note: The phone Bluetooth disconnect batter and the background
software is not running will result in no message to remind,Phone screen when the
screen is bright or when the computer QQ will cause the phone did not receive the
message push reminder)
7
）
Charging
Take out one end of the matching charging cable
and suck the charging contact on the bottom ring of
the bracelet.Do not operate or move the bracelet to
avoid affecting charging
The USB port can be charged with a 5V voltage
adapter or a linked computer.
