Frequency: Neat edges and corners, the surface is chrome plated, the frequency is 440 cycles per second.
Material: Two tuning forks are made of super-durable steel, allowing it to provide strong vibrating frequency for long-term use.
Multi-Function: Tuning fork sets can demonstrate resonances and disturbances such as sound conduction of vibrations, disturbances, waves, frequencies and amplification of sound.
Application: Can be used as a general-purpose tuning fork for various experiments, such as the sound of the occurrence, interference etc.

Colour:Wood Color & Silver
Material:wood+steel

Package Contents:
2 x Tuning Fork
2 x Resonant Box
1 x Hammer

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.