Note: The device will not update the data in the connection process. By default, the
device will be disconnected after 1 minute and the four buttons at the bottom will
become gray and cannot be clicked again.
7.3.1 Device access key
Click "Access Key" to encrypt the device, and set the level-1 and level-2 access keys.
7.3.2 Clear data
Click “Clear” to delete all data stored on the device.
7.3.3 Firmware upgrade
The firmware upgrade function is disabled by default. If this function is enabled in
system Settings, click Firmware Upgrade to upgrade the current version to the latest
version. If the current version is the latest version, it cannot be upgraded.
Note: Please do not exit the APP interface during the upgrade process, otherwise the
device may be damaged.
7.3.4 Detail and email/print/selection period report function
Click "Detail" to view all information reports of the device. Click "EXPORT" to