Hopkins 47284 Reliance Digital Electronic Brake Control with Plug-In Connector Plug-in simple connection allows for quick installation and removal without cutting or splicing Time based, with fully digital settings, and shows the percentage of braking power in a digital LED display Intuitive, vertical manual slide matches the way a driver reaches for the control Short proof protected with a 4 brake capacity Can be mounted at any angle and designed for use on any 12 volt negative ground system