The 7-Way, on its own, will not engage electric brakes. You would need to add a brake controller. I would suggest a proportional unit as it will detect how hard you are braking in the truck and adjust the braking power on the trailer to match. It will yield a smoother braking system.
bona fide (not comparable) 1  In good faith. 2  Genuine; not counterfeit.
Latin: good faith. Also bona fides (with an s). A bona fide owner of a negotiable instrument, for example, would one who holds it without any knowledge of a defect in title. In good faith, honestly, without fraud, collusion or participation in wrong-doing.