*Locates source of engine noisy quickly.

* Professional quality for mechanic

* Sensitive instrument

* Provides a fast and easy way to locate noises in engines or bearings and other moving parts

* Plastic earphones shut off outside noises

* Aluminum alloy probe/needle for finding the exact location of specific noises

* High quality surgical PVC & rubber parts for increased sound definition

* Instrument is shockproof

* Ideal for pinpointing unusual vibrations or suspected leaks (valves, piston rings..etc)