Utilize for rental businesses, fleet ownerships or multiple tow vehicles. Requires no leveling. Remote Hand Held Unit No under dash wiring necessary ‚ utilizes wireless communication The original "Boost" feature allows for different levels of customized braking System runs continual diagnostics and displays fault codes in hand held unit‚ display Plugs into standard 12-volt power accessory adapter 5 year limited warranty Trailer Mount (Power Module) Unit Utilizes standard sealed 8' blade style 7-way connector Multiple mounting positions on tongue or front of trailer 15 year limited warranty on power module 1 year limited warranty on cord