The powercore II 20000 is the one I'm most interested in. I want to use my sign up discounts on anker.com because they expire soon. That powercore II is available on anker.com, so its eligible for that discount:
I want to use the reward but I also want to wait for prime day. It's a tough life, I know.
I'm probably going with that one. Thanks for the recommendation - I was going to ask you about it in the review of the powerport solar 21w I'm about to write. I also need a recommendation on a power meter from you - something basic that will get me started. I've never measured power from a panel before, and I'm interested in measuring the output of this new panel vs my old one.