Wordless Wednesday: Can You Guess What This Is?

Answer: [It’s a “wireless remote streetlight switch” used by a local amateur astronomer as an amusement (but, of course, never, EVER to actually use!). Apparently, streetlights have a photosensor, and if one has a small laser, a nice spotting telescope, and sufficiently rigid mount, one could (but never, EVER actually would!) lase the photosensor and shut off the streetlight.]

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