Features: 1.Clear sound quality, high sensitivity,can quickly locate the abnormal sound of engine. 2.Detect anomalies by tracking the sound of water, oil and steam flowing. 3.Shockproof abs handle and sound amplification chamber,can effectively locates trouble spots within the engine block or anywhere when trying to locate rattles. 4.Super sensitive ear and probe parts, avoiding the influence of noises. 5.Simple and efficient, can be used to monitor engines, bearings, motors, chassis, gearboxes, etc.Specification:Features: Clear sound quality, high sensitivity,can quickly locate the abnormal sound of engine. Detect anomalies by tracking the sound of water, oil and steam flowing. Shockproof abs handle and sound amplification chamber,can effectively locates trouble spots within the engine block or anywhere when trying to locate rattles. Super sensitive ear and probe parts, avoiding the influence of noises. Simple and efficient, can be used to monitor engines, bearings, motors, chassis, gearboxes, etc. Specifications: Item Type: Cylinder Stethoscope Material: Rubber and Metal Color: As Picture Shown Probe Length: Approx. 26 cm or 10.2 in Package List: 1 x Cylinder Stethoscope Note: 1. Please allow 0-1 inch error due to manual measurement, thanks for your understanding.PackageList: