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.
In philosophy, the concept of good faith (Latin: bona fides, or bona fide for in good faith) denotes sincere, honest intention or belief, regardless of the outcome of an action; the opposed concepts are bad faith, mala fides (duplicity) and perfidy (pretense).