Ehlhobby
The Pir circuit 1893025 detects movement (blue LED), which transmits the signal via 433Mhz With a receiver 433Mhz e.g. 1096170 or 1040721 or 1314825 convert this signal to a relay with changeover contact com nc no. A lamp or bell is connected to these contacts. Depending on the settings, this is pulse or on - off. There will certainly be more options, these have not been tested.
3 months ago
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