Sorry, my "Pitch Control" link doesn't work, and I didn't discover it until my editing time was up. One of these links should work. I'll edit them out if they don't.
(1) I now see that the GAIA website has large portions which have not been updated recently. The battery chemistry mentioned appears to be the old chemistry, before the company's introduction of iron phosphate.
(2) There is much more information on the GAIA website than I realized at first. In addition to the "tabs" in the left column, some categories of information have "sub-tabs" in the right column which I had overlooked earlier.