All travel trailers have some type of tongue jack to crank the trailer up and down for attaching to the tow vehicle, and also for leveling the trailer. Commonly, this is simply a manual jack that must be hand-cranked. You can upgrade your RV by replacing the manual jack with an electric one. This can help tremendously when connecting up your weight distributing hitch or when leveling your RV, taking out the physical exertion required.
Here are the steps for this simple upgrade.