Heiman Smart Water Leakage Sensor vs YoLink Water Leak Sensor 1

The YoLink Water Leak Sensor 1 wins overall on a higher owner rating, a longer warranty, better weather resistance, and wider integrations. The Heiman Smart Water Leakage Sensor is the cheaper option and includes a built-in audible alarm.

Local alerting. The Heiman Smart Water Leakage Sensor sounds its own alarm the moment it detects water, while the YoLink Water Leak Sensor 1 is silent and relies on app, email and text alerts unless you add a separate YoLink siren or SpeakerHub.

Yes. It communicates over a proprietary LoRa radio rather than WiFi, so a YoLink hub is required for the app, remote alerts and battery monitoring.

The YoLink Water Leak Sensor 1 is, carrying an IP68 rating against the Heiman Smart Water Leakage Sensor's IP67 rating.

Buyers who want a cheaper sensor with a loud built-in alarm and don't need long-range coverage or a hub.

Buyers covering a large property, attic, basement or outbuilding who want long LoRa range, a higher rating, and Alexa, IFTTT or Home Assistant support.