What electronics were you surprised by that now you bring every time you go camping?

Last weekend the FIL and I took an A Frame with a bell back to semi-dense public camping area (multiple campsites were closer than I expected but I was ready to just not be near a place where cars constantly are running around.) As it’s still quite warm here I brought a Dewalt powered fan and a Coleman rechargeable lantern. Now I don’t think I will go camping in the spring/summer/early fall without them. What surprised you that now you refuse to leave in the truck or at the house and is…