Dual-Function Foot ControllerUse this Brother SADFFC Dual Function Foot Controller single pedal, dual function foot controller to control up to 2 different sewing functions, all with the press of your foot. The Brother SADFFC Dual Function Foot Controller allows you to operate your machine while still holding on to your project with two hands. Simply replace the single function foot controller included with your machine with this dual function controller, and program the foot