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I've recently purchased my first RV and I'm interested in building my own solar charging system for off grid camping.

Hi there. I'm new to solar and lifepo batteries but have been researching for a while now. I recently received 8x 3.2v 100ah VariCore cells from AliExpress to find that these are grade-B cells that are swollen. I've contacted the seller with my concerns, but they insist "...there is no...