The Automotive Engine Stethoscope is a highly accurate testing tool for identifying internal engine noises in automobiles. With its easy-to-use design, even those without professional skills can perform cylinder auscultation. This is not only suitable for automotive engine testing, but also for internal testing of other mechanical equipment. It is compatible with various brands and models of automobiles. Features -Color:Black -Material:Stainless steel,plastic -Size:111.00X7.50X4.70cm/43.62X2.95X1.85in -A highly precise testing instrument that can accurately identify internal engine noises. -Designed to be user-friendly, even for those without professional skills. -Multifunctional design allows for testing of other mechanical equipment. -Constructed with durability and reliability in mind, ensuring a life. -Compatible with various brands and models of automobiles, making it a versatile tool for mechanics. Package list: 1 x cylinder stethoscope