BMS 2s 20A dispute aliexpress #1

Аватар автора
Строительная Библиотека
Seller: have two auto recovery. A: 3.6-3.9V, it&half charge auto recovery. B: 4-4.2V, it&full charge auto recovery. our engineer test the result is A: 3.6V to 3.8V can auto recovery. B: 4V to 4.2V can not auto recovery, need active. just like your video, need charger to active. that&why, your video is correct, but our video also correct. in IC datasheet, the test voltage is 3.5V. so you can test again. discharge the battery to 3.7V, then test short again. Do not work any variant

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