Glad to have you here with us.
Yes you can plug it into a 15 amp plug. However you will need an adapter which is called a dog bone. When you get it you'll see why it's called that. You should also get one for 50a down to 30a. You may not always have 50a available.
Good luck and Happy Trails!!!
Tony & Ruth........... FMCA#F416727
Newmar Dutch Star 4320, Spartan MM Chassis, Cat C9, Jeep Grand Cherokee,with Hemi, hooked up with a Blue Ox Aventa LX, and Brake Buddy.