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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I have modified a battery powered sprinkler valve to open my dog door at the same time every morning.
Participated in the
I Made It Photo Contest
Comments
5 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?