Reese Towpower 8508211 Compact Proportional Brake-EVN Tow Control Safety System

State-of-the-art electronic offers advanced proportional braking by matching pressure to deceleration rate Diagnostics features incorporated in easy-to-read LED display Allows for smoother stops than traditional time-based controls Includes boost feature that applies more initial braking at the onset of stopping with heavier loads Handles up to 4 brake axles and includes reverse battery protection Clearly see and adjust settings with bright and prominent digital display Simple plug-in installation requires no tools, screwing, or drilling with no leveling required Extends the life of your vehicle brakes Dimensions (L x W x H): 6.6 x 3.6 x 2.1 inches Weight: 7.7 ounces