E1004: LOW COST 12v 7.8AH LiFePO4 Battery Tested! ADCBATT Battery Testing

Thanks to ADCBATT for sending me this battery to test. Here is a link to their page with several sizes of batteries: <a href="https://amzn.to/3g1pTAL" rel="noopener">https://amzn.to/3g1pTAL</a>