MWM - Model HG10-AII -Ground Microphone with Frequency Filter

This is the High Performance acoustic leak detector. It has been 10 years since the HG-10All went on sale and this has built a solid reputation due to useful hand-switch and light weight sensor. It allows accurate pinpointing of an actual leak. HG-10All professionals Water Leak Detector has optional 3 contact rod for Water leak surveying.