When your smart door lock runs out of battery, follow these steps to temporarily power it and replace the battery:
Smart Door Lock Runs Out Of Battery
For door lock with USB port, you can temporary power it with a power bank, then replace the battery.
Step 1: Identify the USB Port
Check if your smart door lock is equipped with a USB port for emergency power.
Step 2: Use a Power Bank
Connect a power bank to the USB port on your smart door lock.
This will provide temporary power to unlock the door.
Step 3: Replace the Battery
Remove the old batteries and replace them with new ones.