?redarc redarc tow-pro liberty electric trailer brake controller, universal fit for 1 to 2 axle cars, trucks, suvs, proportional braking, 12v compatible to tow rv, camper, trailer, boat is up for auction in Automotive. The current bid is $30.00, 84% below the $190.00 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.