Tekonsha Primus IQ Brake Control for Nissan Vehicles<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Includes universal wiring harness to connect brake controller to vehicle tow package.</li><li>No level adjustment necessary - it adjusts itself to varying terrain as you drive.</li><li>Digital display depicts voltage delivery to trailer during braking.</li><li>Continual diagnostics check for proper connection and shorted magnet.</li><li>"Boost" feature gives the ability to apply more initial trailer braking power.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31z%2B2aQik6L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41-Ft%2BQDt%2BL.jpg" noproxy>