【 Material 】: This product is made of wood, steel and rubber material, which is not easy to rust or deform, and is durable. 【 Easy to use 】: With a frequency of 512 cycles per second, it is easy to use and operate, and can be used by students and teachers. 【 Product Features 】: The tuning fork set used for measuring sound waves and verifying the conduction of sound waves is a perfect experimental prop for school laboratories. 【 Package Contents 】: This package includes 1 tuning fork and 1 wooden resonator box knocker. 【 Scope of Application 】: It can be used as a general tuning fork for various experiments, such as sound generation, interference, and sound conduction of various substances.
