DUOYI DY26 Car Ultrasonic Flaw Detectors Portable Vacuum Sealing Leakage Tester

1. Put the transmitter DY26 into a closed container to be tested. 2. Adjust the sensitivity of the receiver (you can adjust the sensitivity to the maximum at the beginning), and then hold the receiver to slowly move along the measured object and listen to the sound from the headphones. 3. The closer to the point of the leak, the louder the headphones. (At this time you can adjust the sensitivity appropriately) 4. It is suitable for various leaks and has a 420mm probe. 5. Instructions: (1). Adjust the sensitivity of tester, hold it slowly moving around the measured object, (3). The closer to the point of the leak, the louder the sound from the headphones. 6. This instrument is very suitable for tightness check to cabin, plane, vehicle cabinet, refrigerator, freezing plant, oil tank???houses, the doors and windows of cars???roof???various pipes???containersand other sealed compartments etc.