How it works? Protection boards for lithium-ion batteries

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Protection board for 1 LI-ION bank http://ali.pub/28463y
Protection board for 2 banks http://ali.pub/284681

for 3 banks
http://ali.pub/28464x

Another boards
http://ali.pub/2846eg

BMS PCM battery protection board
http://ali.pub/28463d

Controller DW01
http://ali.pub/284627

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Видео How it works? Protection boards for lithium-ion batteries канала Kasyan TV