User's Manual

NUCTECH COMPANY LIMITED
3
YZYJ APP supports the backup and restore of configuration files, and can synchronize the
configuration of the APP on different mobile devices with a same registered account, including the
device list and other information. The operating steps are as follows:
Enter the page "Me" and tap the menu "Backup" or "Restore". "Backup" means to upload the
configuration on the APP to the cloud server, and "Restore" means to download the configuration on
the cloud server to the APP.
IV. Function description
After completing the quick settings in the manual, you can start a new smart life.
4.1 Key administration
The electronic keys such as fingerprint and password can be added to the smart lock, and they can
be named on YZYJ APP.
4.2 Door opening records
The information of opening the door each time will be pushed to YZYJ APP, so that you can always
know the information that your family enters and goes out of the door.
4.3 Low battery reminder
When the electric quantity of the smart lock is too low, YZYJ APP will remind you to replace the
battery in time.
4.4 Basic parameters
Product model: smart WiFi module
Working temperature: -10°C-+55°C
Working humidity: 0-90%RH