Wall Pipe Water Leak Detector, High Accuracy Leak Detection, Sound Amplification up to 13,000X, ABS Material, Black

Wall Pipe Water Leak Detector, Water Leakage Detection Wall Listening Device Water Leakage Sound Amplifier with Headphone

WAGO 221-412 Lever-Nuts - 2-Conductor Compact Splicing Connectors (Pack of 10)