Underground water leak detector kit with monitoring earphone100% brand new and high quality<br> <br> Features:<br> Sensitive Sound Sensitivity: Align with the high-sensitivity metal of the earphone to improve sensitivity and sound quality. More convenient use experience.<br> Easy to Operate: The sound can be made of wood/coaxial, window, door or armor plate. Has good compatibility.<br> Powerful Function: The function is compact and complete, with charging hole, earphone hole and up switch knob. Humanized design, easy to use and adjust.<br> Excellent Sound Clarity: It can be used anywhere, even indoors or in buildings, and built-in lithium battery, which is easy to operate and carry.<br> Wide Application: Can be used for pipeline side leakage/floor heating detection/water body detection. Applicable to all kinds of pipeline materials, floors, pipelines, etc.<br> <br> Specification:<br> Current Consumption: 10mA<br> Battery: Built-in 9V Battery<br> Working Temperature: -20-50<br> Sensitivity of Measuring Element: -70db<br> The Highest Audio Magnification: 20000X<br> Material: ABS + Electronic Components<br> Size: approx.61x35mm<br> Color: Black<br> Quantity: 1 Set<br> <br> Note:<br> Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.<br> Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you<br> <br> Package Includes:<br> 1 x Water Pipe Leak Detector<br> 1 x Earphone<br> 1 x Detector Head<br> 1 x Data Cable<br> (other accessories demo in the picture is not included<br> )