For a portable offering I love the dewalt 20v inflator
I actually got it because it's the only battery inflator that has a seperate low pressure high volume pump for inflating things like rafts, tubes, mattresses. Incredible battery life for low pressure high volume. It seems like the high...
This. "gfci protected" is the key phrase
You could also just wire up a standard gfci to protect all of the downstream receptacles. Just have to look up how the whole "line and load" works on a gfci receptacle. So realistically, the best cheapest way to do it for standard 120 receptacles is to...