There’s a huge market for 433 MHz alarm system hardware out there, from PIR motion detectors to door and window sensors ... or if you want to go old-school, have it toggle a relay hooked ...

It is always nice to find a new use for something old, particularly when the new use is unique and valuable. It is even better when it provides an exciting biological discovery. This is precisely ...

The sensors in question are from an old GM Interlogix security system. The sensors themselves sit on doors or windows. They use magnets and a reed switch to sense if the door or window is opened.

so it doesn't matter if your old phone was an Android phone or iPhone. And the same goes for your new phone. Alfred is free to use and gives you a remote view of your live feed, motion detection ...

I had the original model of the eufyCam 2 in my old house, and I loved them ... but they also worked great as HomeKit motion sensors and recording back to the eufy base station.