Photo 1 of Smart Water Leakage Detector Alarm, HY929 Water Leak Alarm Sensor, Suitable for Leakage Detection of All Kinds of Construction Pipes.(US)

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Photo 1 of Smart Water Leakage Detector Alarm, HY929 Water Leak Alarm Sensor, Suitable for Leakage Detection of All Kinds of Construction Pipes.(US)Photo 2 of Smart Water Leakage Detector Alarm, HY929 Water Leak Alarm Sensor, Suitable for Leakage Detection of All Kinds of Construction Pipes.(US)