Car Electronic Stethoscope Abnormal Sound Detector Mechanical Fault Diagnostic Tool Toothbrushes With Small Strap Design: A

With Small Strap Design: A small wrist strap is very convenient when you have no more hands to carry your phone

4 x AA battery(Not Included)

External DC power supply DC9V 1

equipped with 2 high-power speakers

Headphone battery capacity: 50mAh

Car Electronic Stethoscope Abnormal Sound Detector Mechanical Fault Diagnostic Tool Toothbrushes With Small Strap Design: AFeatures 1. Rapidly detect the machine noise from a diesel engunes, an air cylinder or an automobile, and exactly find out the malfunction position. 2. Identify the abnormal noise from an engine or a motor to avoid accident. 3. Monitor the automatic assembly line to ensure proper operation. 4. Used in chemical industry to check whether the liquid in a pipe is flowing or blocked. 5. Detect abnormal noise in all kinds of boilers or reaction containers.