Yeah, I could set mine down as well (car only pulls 30 IIRC) and I do kinda wish I had gotten the smarter charger. Just get that outlet adapter cable -- (edited)
and you should be good to go
The good thing with getting the Grizzl-E (or any 50A charger) is that if you ever move/upgrade that circuit or need to, your charger is already capable and movable vs a hardwired