Features. Reverse Battery Protection For Both Vehicle And Breakaway. Designed To Work With Electric Over Hydraulic Brake Systems. Numerous Mounting Options Including 360 Degree Vertical Rotation. Digital Display Depicts Voltage Delivery To Trailer During Braking. Great For Backing Into Tough Spots Works Proportionally In Reverse With The Ability To Disable When Not Needed. Quick And Easy Disconnect Feature Allows User To Remove And Store The Control When Not In Use. Weight - 1.3000. Accommodated Number Of Trailer Axles - 1 To 4 Axles. Type - Proportional. Brake Systems Type - 2-8 Brake System. Reverse Function - Fully Functional In Reverse. Leveling - Automatic. Display - Digital. With Alarm. Fits Various makes and models