Yabuy HY929 Strength Detecting Floor Heating Wall Water Pipes Pipes Leak Detectors Wall Detecotor Water Leakage Oil Car Noise Detecotor for Engineer

Made of fine quality material practical easy to operate and use has a long service life. Features: It has a wide of uses and can be used for a variety of tests works on wooden walls doors windows steel plates etc. Very sensitive carefully adjust audio slowly as not to cause discomfort to your ear-buds. This audio gadget works by amplifying vibrations of audio. When people are talking in a room their voices are simply a waveband and depending on how loud they are talking waveband travels short and long distances which are picked up and amplified by this device. Use fine quality materials long service life and accurate test results. sound can be collected separately but when device connector is plugged in collection function is turned off and collected by device instead. When connected to a computer it can be used as a U disk and it can also be put into mp3 to listen to songs. Specifications: Material: metal Colour: black+silver Battery: 1 * battery 450mAh (included) Working : 5m Working voltage: 5V Packing size: 100 * 100 * 40mm / 3.9 * 3.9 * 1.6in Packing weight: 500g / 1.1lb Packing List: 1 * Detector 1 * USB Cable 1 * Circular Probe 1 * Needle Probe 1 * Headphone 1 * User Manual 1 * USA Plug