Hunt down annoying and troublesome noises with the STEELMAN 06800 EngineEAR II Electronic Diagnostic Stethoscope. This handy listening tool features a decibel meter with 7 sound level control settings ranging from 60 decibels to 120 decibels. Supersensitive noise pick-up with high to low settings allows a user to quickly pinpoint errant sounds and the locations of worn bearings and bushings, noisy valves and lifters, broken or worn gear teeth, faulty fuel injectors, wind or air leaks, and other annoying squeaks and rattles. A pair of mono sound over the ear headphones are included to help block out background noises when scanning. The flexible gooseneck shaft allows the stethoscope probe to reach deep into automotive engine compartment recesses and around obstructions with ease. The microphone itself is non-conductive and a rubber boot insulates the solid aluminum probe to help prevent damage to delicate electronic components. A foam padded black plastic storage case is included to keep all components organized between uses and a single 9V battery is also included for convenience. Ideal for machinery inspectors, car and truck mechanics, and many more!. Material: ABS Plastic.