Aqara Water Leak Sensor is an IP67 Zigbee sensor that fires the instant water bridges its contacts, with local alerts that keep working even when the internet is down.
Works on integrations
Protocols
Setup guides
Roles it can fill
IP67 rated and battery powered, so it sits directly under sinks, water heaters, and washing machines. Local Zigbee alerts keep working when the internet is down, which matters most for an emergency sensor.