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Turn your favorite rotary machine into a wireless powerhouse with the Critical Universal Battery.Available in both RCA and 3.5mm (Cheyenne) connection types, this battery pack is compatible with most rotary machines.The Critical Universal Battery offers an ergonomic, balanced, and intuitive interface that provides an experience of true freedom.
Eternal Ink is Vegan and Cruelty Free
Eternal Ink is Made in the USA
Free shipping over $99