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cheeko1234 on Oct 6, 2023 | parent | context | favorite | on: Show HN: Use an old tablet as an extra monitor

https://www.instructables.com/Powering-a-Android-Device-From...

https://old.reddit.com/r/homeassistant/comments/13ovuqn/ive_...

You can use an LM2596 to step down the voltage.

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