this post was submitted on 27 Sep 2024
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As one of the Mastodon users pointed out, it's very likely that those cells are still producing some current when exposed to light. The electrical contacts would be a hazard.
I would also expect this thing to get pretty hot in sunlight - after all it's designed to absorb energy.
Install a water cooling system electrically driven by the panel
Came here to say this thing could get dangerously hot.