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Recommended Leak Detector
(lemmy.world)
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
I've been using a Tuya zigbee one.
The sensor is a plastic block with a mounting screw hole, and two metal contacts on the base.
Water hits the contacts, it transmits an alert.
Sensor is on a wire, attached to the transceiver and battery, so it can be put out of harms way.
Fired straight up in standard ZHA under HomeAssistant.
It cost about £14