Magnetic lock relayer
circuit board building
intercom access control power module
electronic control relay control switch
product manual:
★ with 1-20 seconds adjustable delay function, power unlock or power unlock, you can access the door switch, you can access a variety of building hosts, access control, etc.
★ Power: DC 9 ~ 14V wide voltage
★ Industrial design, stable performance
★ Size: 62MM * 35MM * 20MM