PRODUCT FEATURES:
1.Comfortable Rubber Ear Buds Reduce Outside Noises.
2.have anti-corrosion, wear resistance, sturdy, not easy cracked.
3.The function is very sensitive and can be used in different detection environments.
PRODUCT FUNCTION:
Suitable for identify broken gaskets, bad pulleys, damaged gears, defective valves, water pump failures, and other defective or damaged parts that cause odd noises and faulty operation.