3.4A Powerful continuous current
- Jumpstart for hard tattoo machines or cartridge needles. (it can be switched off) 
- Multi Colors: the light colors changes following the voltage changes
- Magnetic pad so you can attach it to a steel metal surface
-True continuous 3A output, Maximum  peak current: 3.4 Ampere
- Multiple modes: maintain mode or normal mode, or you can use it without a foot switch