Opening the Lock With Intercom Via Smartphone

Just a little knowledge about electricity and look for the appropriate connectors to open remotely from your smartphone door intercom.

Step 1:

Part list::

1. Power supply 5VDC

2. https://pl.aliexpress.com/item/5V-jog-self-lockin...

3. download Ewelink to smartphone

What you should do:
connect the power supply, find the control cable lock on the intercom, cut it and connect the ends of the relay normally open, add the device to the application on your smartphone, enter a name and password wifi and enjoy opening the lock without going to the intercom. It is possible that you will have to set the JOG MODE - then attach the lock will last 1 second.