User:EllisButtenshaw

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Ceiling mount occupancy sensors have been is use for [https://spiderbeast95.bravejournal.net/post/2021/08/27/In-your-company-you-can-make-use-of-office-motion-sensors. pings] a very long time, to avoid wasting power by conserving lights shut off when no one is in the room. They have been developed in many different ways with varying expertise.