The Ultrasonic Leak Detector can quick and simple location ultrasonic caused by air, liquid, dust leak. Its able to detect leakage on tyre and also detects ultrasound as well. Use ergonomics, it is easy and fast for user to use with simple key operation mode and comfortable hand feeling.The Air Leak Detector is a very useful device to locate leak either under pressure or vacuum. The head phone produced a very distinct sound on the area where the leak is coming from. Using the transmitter, it will transmit sound from an enclosed area and can pinpoint the gaps or opening on the roof using the receiver.The Ultrasonic Leak Finder can detect the air or liquid leakage by detecting ultrasonic caused by high pressor leakage.It can trace the detector around outside of the screen, windows and door seals to locate the leak. It uses the advanced ultrasonic sensing technique and features small size, light weight, reliable detection, easy use and utility. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store