Hayes Genesis brake controller is the next generation in braking. Accelerometer, self-leveling brake controller, new "Quik-Receiver" mounting sleeve with VHB mounting tape and all accessory items required for quick, easy, labor saving installation. Also included with Hayes Genesis trailer brake box is the standard U-bracket mount and screw pack along with our "Handy Installation Card" for quick diagnostic and setting reference. It has an exclusive Quik-Connect feature. The two-axis accelerometer automatically levels and senses the rate of deceleration. The digital display indicates the amount of power being sent to the trailer brakes and allows adjustment in three modes (percent of power, voltage, and current). Has a "boost feature" which gives you the ablility to apply more initial braking power when towing heavier trailers. For 2, 4, 6, and 8 electric brakes. Includes lifetime manufacturer warranty.