From Double Eagle we have their FALCON 2.0 MOSFET.
The FALCON 2.0 MOSFET is quality control sysetm from Double Eagle which you will find pre-installed in many of their RIFs. This V2 Based rear wired MOSFET offers protection, performance and programming to an intermediate level. It allows you to edit fire modes with options for Burst fire, adjustments to your trigger sesitivity and a Binary Trigger. It also has protections built in to help with the reliability of the RIF and longevity of its components.
Programming
Mode 1: Selectable 1 to 5 shot burst.
Mode 2: Trigger Sensitivity Adjustment
Mode 3: Binary Trigger
Diagnostics
1 Vibration: Power On / When Battery is first connected.
2 Vibrations: System Error / Module Stuck
3 Vibrations: High Voltage Error
5 Vibrations: Low Voltage Error