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$299.99 $299.99 Pro Price
$299.99 $299.99 Pro Price
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FK Irons Killswitch Wireless Footswitch - Pick Color

FK Irons Killswitch Wireless Footswitch - Pick Color

SKU: 00460-00-BLK-S

$299.99 Pro Price


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Killswitch Wireless Footswitch by FK Irons

Effortlessly power up and toggle your wireless device with the FK Irons Killswitch. This wireless footswitch reduces cross-contamination and makes your life easier by eliminating the need to press any buttons on your device while tattooing. Just tap your foot to make power on-the-fly power adjustments.

This compact and durable footswitch features a non-slip surface mount for a sturdy setup. Its internal battery is easily rechargeable by USB-C. Compatible with your favorite wireless devices, this killswitch is also designed to work with your FK Irons LightningBolt, LightningBolt Uni or PowerBolt Plus batteries.


  • Color Options: Black, Bubblegum, Gunmetal
  • Net Weight: 104g
  • Connects to your wireless device
  • Bluetooth-enabled
  • Sturdy setup with built-in non-slip surface mount
  • Equipped with built-in accelerometer
  • LED light indicators for battery charge + feedback
  • Features an internal battery; rechargeable by USB-C
  • Includes USB-C port
  • Powers your device with a simple foot tap
  • Reduces cross-contamination
  • Manufactured in the USA by FK Irons
  • Compatible with PowerBolt Plus, LightningBolt, and LightningBolt Uni Uni battery packs
  • Battery life: dependent on functional preferences*. Full charge in 2 hours when used with the included USB-C charging cable. *needle resistance, machine speed (voltage/hertz), and stroke


FK Irons Killswitch Footswitch Manual

Product Weight: 0.23 lb

Size Table

Standard Body Jewelry Measurements

The following webchart is a quick reference guide for standard body jewelry measurements and how to measure basic body jewelry. Please print this webchart to help measure your body jewelry accurately.

Standar Body Jewelry MeasurementsJPG (300 KB)

Visit our PainfulPleasures Infocenter for additional body jewelry information. There, you will find detailed articles on standard body jewelry sizes, how to measure body jewelry, basic body jewelry, and more.

Standard Body Jewelry Threading

Ensure compatibility between standard (non-custom) PainfulPleasures body jewelry parts using the tables below. More information on threading, including custom thread patterns, can be found in our Threading Infocenter article.

Internally threaded jewelry has a threaded post on the top and/or end, which is then inserted into a threaded hole in the barbell shaft.

Internal Thread Patterns by Gauge


18g, 16g

14g, 12g


Internal Thread Pattern

0.8mm or 0.9mm



Externally threaded jewelry has a threaded post on the barbell shaft, which is then inserted into a threaded hole in the top and/or end.

External Thread Patterns by Gauge


18g, 16g

14g, 12g, 10g

External Thread Pattern



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