I'm truly sorry everyone, I did not realoze I have yet to post the question in this thread.
Hello Sghioto.That relay module requires 5 volts at Vcc.
There is a 3 volt relay module available for the ESP8266 or use the 5 volts from the USB supply for Vcc.
3v Relay Board Raspberry Pi Arduino Relay Module 1 Channel Opto-Isolate High Level Trigger for IOT ESP8266 Microcontrollers Development Board
View attachment 259708
Hello sghioto, thank you very much for your advice. I've successfully use 3.3V Module relay to control the selenoid door lock by using pin 3.3V from ESP for VCC in Relay. I really appreciated your help and all the people here for helping me out ^^That relay module requires 5 volts at Vcc.
There is a 3 volt relay module available for the ESP8266 or use the 5 volts from the USB supply for Vcc.
3v Relay Board Raspberry Pi Arduino Relay Module 1 Channel Opto-Isolate High Level Trigger for IOT ESP8266 Microcontrollers Development Board
View attachment 259708
I have given up on using battery for. LOLI know a guy who did this. He wished he had made a provision to open the door when battery died. Just thought I would pass that on.
by Jake Hertz
by Duane Benson
by Jake Hertz