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Critical Tattoo Universal Battery Dock
Critical Tattoo Universal Battery Dock

Critical Tattoo Universal Battery Dock

Regular price $59.00
Unit price  per 

Universal Battery Charging Dock by Critical Tattoo®

Turn any rotary tattoo machine into a wireless machine with the Critical Tattoo® Universal Battery. This super lightweight, balanced battery offers 10+ hours of tattooing, depending on your voltage and tattoo machine. Easily adjust your voltage using the intuitive and user-friendly interface. The Critical core allows for consistent and stable voltage output on a range of 4v up to 13v.

This listing is for the Critical Tattoo® Universal Battery with an RCA connection, compatible with most rotary tattoo machine brands on the market.


  • Charging dock for Critical Tattoo Universal Battery Packs
  • Dimensions: 2” x 4” x 1.2”
  • Compatible with the RCA connection and 3.5mm connection batteries
  • Equipped with two charging slots
  • Built-in magnetic bottom; mounts easily to any ferrous metal surface
  • Charges batteries from depleted to full in 2 –3 hours’ time
  • No-fuss battery swap for easy exchanges
  • Comes with USB-C cable and wall plug
  • 2-year manufacturer’s warranty
  • Manufactured in the USA