Adjustable Frequency extra-large Tuning Fork Interval:Third interval like matryoshka dolls

like matryoshka dolls

without heavy metals

Black nano-coatings are applied to the bowls

The combination of titanium and traditional sound therapy

Each tuning fork is equipped with a detachable foot at the bottom

Adjustable Frequency extra-large Tuning Fork Interval:Third interval like matryoshka dollsXXL Tuning Fork brings a brand new vibration experience with longer vibration duration and stronger vibration sensation, and the frequency can be manually adjusted. 1. The tuning fork is standardly equipped with two counterweight hammers. By adjusting the height of the counterweight hammers, the frequency of the tuning fork can be adjusted. It is available in three models: the first, second, and third octaves. 2. Longer vibration duration and stronger