Long-Range LoRa Water Leak Sensor with Top and Bottom Detection, AAA Batteries and Smart Home Alerts

This puck-style wireless water leak sensor detects dripping or pooling water through sensing contacts on the top and bottom, then reports an alert through a compatible YoLink system.

Key Features

• Top and bottom sensing contacts detect water dripping onto the unit or pooling beneath it.
• YoLink LoRa wireless communication supports up to 1/4 mile open-air range.
• Device-to-device pairing can link compatible YoLink valves and sirens without relying on internet service.
• Works with Alexa, IFTTT and Home Assistant through a compatible YoLink setup.
• No audible sounder is built into this model.

Specifications

• Model: YS7903
• Power: Two installed AAA alkaline non-rechargeable batteries
• Dimensions: 62 × 62 × 24.5 mm
• Operating temperature: -20°C to 50°C
• Indicator: Multi-color status LED
• Control: SET button
• Included: Sensor, two AAA batteries and quick-start guide
• Required for full functionality: YoLink Hub or SpeakerHub and an Apple or Android phone or tablet

Place the sensor where leaks or flooding may occur. The merchant page shows conflicting IP ratings, so no specific ingress-protection rating is claimed here.