A professional feature: If you are forced to open the door, you can enroll a "duress finger." When scanned, the door opens normally, but the device sends a silent alarm to the monitoring software.
Generally safe for battery charging, though using an external diode is always safer for high-capacity batteries to prevent current flowing back into the module when powered off. Zk-5kx Manual
| SW1 | SW2 | SW3 | Microsteps | |-----|-----|-----|------------| | ON | ON | ON | 1 (full step) | | OFF | ON | ON | 2 | | ON | OFF | ON | 4 | | OFF | OFF | ON | 8 | | ON | ON | OFF | 16 | | OFF | ON | OFF | 32 | | ON | OFF | OFF | 64 | | OFF | OFF | OFF | 128 | A professional feature: If you are forced to
While this article covers 95% of daily operations, you may need the original document for specific firmware nuances. Here are the official sources: Here are the official sources: