Auto Dog Door Opener

Introduction: Auto Dog Door Opener


I have modified a battery powered sprinkler valve to open my dog door at the same time every morning.

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    Comments

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    Robnelson
    Robnelson

    4 years ago

    Can you describe how this works?

    I think the flashlight is just for the battery power. Is the rest a solenoid that goes up and down or does it rotate?