Relay

Is an Electronic switch, akin to a Push button but for automating the push.

Schematic

• NC: Normally closed
• NO: Normally open

JQC3F: 3v version

• "JQC3F-03VDC-C"
• Vcc = 3v and Vin also

Ressources

• Relay selection guide - Seeed Studio
• Arduino <> Relay - Arduino Get Started
• ESP32 Relay Module – Control AC Appliances (Web Server) - Random Nerd Tutorials