no battery,The battery cannot be transported

Super-sensitive stethoscope with  
rubber cone and test probe.
Suitable for detection of faults in:
Engine, Transmission.
Cat Intake/Exhaust Manifold.
Fuel Injectors, Radiators.
Valves, Fuel Tanks.

-Kit includes audio probe, headphones, 
four clip-on microphones

  and four channel microphone selector  
boxes. Used by Noise,

  Harshness and Vibration engineers can 
isolate problem sources.

  Enables vehicle to be road-tested and  
diagnosed simultaneously.