Auto Electrical Stethoscope Tester - Car Noise Finder Machine Noise Detector for Automotive Household Appliance Yateks

Electronic Stethoscope is very professional, the headphones with a anti-noise switch can block outside sound very well, it can quickly monitor noise for the machines equipment, help you to find the problems to save your time.
Frequency: 30Hz ~ 15KHz, Operating temperature -10 ~ +45 °C
The headphones are also equipped with a volume control
Earphone Leak Detector comes with high sensitive long short probe and an adjustable headset
Battery 4 x AAA batteries need and keeps continuous work for 38 hours, Intelligent low-quantity of electricity warning（Due to product transportation safety issues, batteries are not standard accessories）