The PowerBolt II brings next-generation wireless battery technology to your FK Irons machine. Backwards compatible with the Flux Max, EXO and Flux, it combines a built-in digital menu with intelligent technology that learns how you work and adapts in real time.
Adjust your settings directly on the battery, check your battery life at a glance and keep track of your session with the built-in timer.
Looking for the machine? Shop the Flux Max by FK Irons.
Features & Technical Specifications
- Built-in digital menu for selecting settings.
- Easily detachable and compatible with FK Irons Flux Max, EXO and Flux wireless machines.
- Advanced motherboard that learns your working preferences, senses and adapts in real time.
- Native Killswitch connectivity with improved range.
- Responsive eGive settings from 0–3.
- Voltage and Hertz readout, with voltage adjustments in 0.1V or 0.5V increments.
- Easy-to-read battery life indicator and built-in session timer.
- Left- and right-hand screen orientation.
- Battery firmware updates through the Darklab app.
- Full charge in 2 hours using a USB-C charging cable.
Battery life: Varies with needle resistance, machine speed (voltage/Hertz) and stroke.
Sold individually. Tattoo machine and USB-C charging cable are not included.


