WiFi arduino + disconnect relay on the battery. Completely disconnect battery wh... | Hacker News

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		acapybara on April 10, 2023 \| parent \| context \| favorite \| on: I fixed a parasitic drain on my car in 408 days WiFi arduino + disconnect relay on the battery. Completely disconnect battery when not in use.

BenjiWiebe on April 10, 2023 [–]

Make sure your relay is rated for enough current.

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