this post was submitted on 26 Jun 2023
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homeassistant
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Home Assistant is open source home automation that puts local control and privacy first. Powered by a worldwide community of tinkerers and DIY enthusiasts. Perfect to run on a Raspberry Pi or a local server. Available for free at home-assistant.io
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I bought my two sensors two years ago now. Haven't had to replace the batteries yet and no connection issues or anything. I use one of them to turn on the lights at my front door when I open it and it's always done it's job quickly. Z-wave so ofc you'll need a dongle.
$30 rn
https://www.amazon.com/dp/B01N5HB4U5?ref=ppx_pop_mob_ap_share