The 47284 brake control utilizes time based actuation for applying braking power to the trailer brakes. The built-in digital display makes it easy for setting braking intensity. Time basedIntuitive, vertical manual slide matches the way a driver reaches for the controlFully digital settingsPercentage of braking power shown in a digital L.E.D. displayPlug-In Simple connection allows for quick installation and removalMounts at any angle4-brake capacity