[High Sensitivity Detection]Instant detection of sound from walls, windows, doors or armor panels, with headphones included, with clear sound quality.[Easy Operation] to the door, window, wall, adjust the volume until you hear a sound, you can listen to all sounds in .[Strong practicability] It is suitable leakage detection of construction pipelines. Detect leaks in pipes by amplifying the sound, and with headphones you can adjust the sound level.[Easy to use]Built-in 3.7V lithium battery, which can be recharged repeatedly, easy to use.Size: 66 x 35mmWeight: 66 gramsMeasuring range: within 1m/3.28ftMeasurement object: underground pipes in the wallWorking temperature: -10~50Power supply: built-in lithium batteryModel Number: Water pipe detectorcolor:As shownMaterial:plasticPackage Contents:1 x 1 x Headphone1 x usb cableOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.