The PCE-S 41 Automotive Tester is battery powered and easy to use. This Automotive Tester can be used for detecting noise in machine components, such as gears, valves, vents and pumps. This makes the Automotive Tester a useful tool in inspecting noise and vibration, giving the maintenance team the chance to locate the source of a problem before it becomes too costly. The enclosure of the Automotive Tester is made of ABS plastic which is comfortable to hold and operate. The device uses a piezoelectric transducer which can detect very low resonant noises. The earpiece is equipped with an adjustable headset that has a 2 m cable.