Field Link Portable Programmer allows you to modify the most commonly used settings in your Castle controller,
at the touch of a single button. 
Works without the intervention of a PC
 
Field Link for Driving settings:
- Cutoff voltage
- Auto LiPo cutoff volts per cell (3.0, 3.1, 3.2, 3.4, 3.5)
- Drag brake
- Brake strength
- Punch control
- Reverse type
- Motor type
- Motor timing and C.H.E.A.T. mode*
 
*C.H.E.A.T. mode is a feature of the Mamba Max Pro and Mamba X ESCs only.