User's Manual

will calculate the average every 30 minutes and save the data to the APP.
9. Sleeping Monitoring
The wristband measures sleeping condition automatically by default, and
you can view the historical sleeping data from App terminal.
Bluetooth Matching
1. Turn on the wristband
2. Turn on the phone
3. Scan the following QR Code or search “H Band “APP from Apple
store/Google play store
4. Turn on the APP to click the connecting device. From the connecting
device list , select the corresponding Bluetooth name “F21”. After
connection is successful, the wristband will synchronize the time,
date, period, etc.