Engineered & Manufactured in the USA

Available in Three Stroke Options: 3.2 mm | 4.0 mm | 4.5 mm

Modular Versatility: The Flux Max from FK irons is compatible with existing FK Irons grips, Powerbolt batteries, and Killswitch. 

Comfortable, Durable Design: 7.23 oz. (205g)

Dynamic Power Path Management: Get reliable, consistent power levels. 

Fully Built-In Digital Menu: Easily read battery life, change settings and power level. 

Newly Designed Ergonomic Grip: 38 mm

Responsive eGive Settings: Choose from three levels of eGive (0-3). 

Built-In Time Tracker: Track time during sessions directly on your machine. 

Changing Power: View in both Volts and Hertz for improved accuracy. Adjust power by 0.1 or 0.5.

Bluetooth® Capability: Improved wireless connectivity and range. Pair with Darklab mobile app for alternate setting controls and machine updates.

Detachable Battery: Compatible with existing PowerBolt and PowerBolt+ batteries.

Battery life: Up to 10 hours of battery (depending on power level). Full charge in 2 hours when used with the included USB-C charging cable.

USB-C port: For best results, use USB-C charging cord included.

Power Supply: 4-12 Volts; 66-199 Hertz