Husky 31557 Quest Brake Controller with Connector Fully digital settings for power level (gain) and sensitivity (response) make this easy to set On the fly sensitivity adjustment; 5 preset options for optimal control from the touch of a button. Easy to adjust settings for full and empty loads time and again Easy to read digital power scale from 5-to-99. Advanced inertial accelerometer instantly activates brakes. Advanced proportional controller mirrors braking action of the tow vehicle. No pendulum, no problem! Flexible mounting options 8-brake capacity Innovative vertical slide is easier to see and use than traditional horizontal slides Short-proof protected Lifetime Warranty Use appropriate wiring harness for quick brake control installation