The Tekonsha Brake-EVN Proportional Electric Trailer Brake Controller offers top-notch trailer braking when you need it most. This superlative Tekonsha brake controller utilizes patented braking sensor technology and advanced electronics to provide a smooth braking response in any stopping situation. The electronic brake controller kit has easy-to-use arrow buttons so you can effortlessly set the power output to your desired braking power, a boost feature that lets you apply up to three levels of additional braking power, especially when hauling heavier loads, and manual override to help you brake safely when an unexpected stop pops up. The Brake-EVN digital trailer brake controller also has a digital LED display so you can monitor your settings and trailer braking activity, a power-save mode to reduce battery drain when not in use, and a compact design, making the electric brake controller easily accessible from the driver's seat. The Tekonsha Brake-EVN electric trailer brake controller works with 1-4 axle trailers, has a Plug & Play feature that allows for quick and easy connection with your vehicle's wiring, comes with all the mounting hardware needed for installation, and is backed by a five-year limited warranty.