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Science and education toy science experiment model airplane novelty toy educational toy
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Related items
Product Name: KX1939 Metal Stethoscope
Product Code: KX1939
Size: 750*70*20mm
Head: Aluminum Alloy, Diameter: 47mm
Ear Hook: Aluminum Alloy, Length: 170mm
Pipe: PVC, Length: 600mm
Total length: 750mm
Weight: About 100g
Material: Aluminum alloy + pipes + plastic accessories....
Color: Original color
Battery Required: No
Packing: 500pcs
Box Specification: 600*450*550mm
The stethoscope is mainly composed of the picking part (the chest piece), the transmission part (the tubing), and the listening part (the ear piece). Its function is to amplify the sound inside the body, such as the heartbeat, and transmit it to the doctor's ears. There are many types of stethoscopes, including single-use stethoscopes, dual-use stethoscopes, triple-use stethoscopes, upright stethoscopes, multi-use stethoscopes, and the latest electronic stethoscopes. There are also various colors to choose from. Generally, they are divided into various types based on the different combinations of the head. Let's install the stethoscope and understand its principle together!
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