D'Addario Varigrip Hand Excerciser Hohner Harmonica 9 assignable sliders with LED

9 assignable sliders with LED gauge

Wittner tailpiece

and forearms

A mini-toggle lets the player select between 9 or 24 volt power rails and determines the power supply voltage for the entire circuit

Two water keys

D'Addario Varigrip Hand Excerciser Hohner Harmonica 9 assignable sliders with LEDDesigned to develop and maintain the strength and dexterity of your fingers, hands, and forearms, the D'Addario Varigrip features an ergonomic design and variable tension that is customizable for each individual finger. The reversible molded grip even uncovers simulated strings to help develop and maintain finger calluses when you are away from your instrument. D'Addario Varigrip, the ultimate conditioning tool for musicians.