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and the effect of small current balance will be better
Short circuit protection：Yes
The more strings
the charging will stop
4S/8S fast charging/ 21700 battery special charger/ battery box charger 20W 40w 4 sections 8 sections Current:4S and the effect of smallOriginal design intention This charger is specially designed for 21700 batteries. There are two options to choose from. Each battery is charged independently and is not affected by other batteries. Any battery can be taken out directly when it is fully charged without affecting the charging of other batteries. The charging power of each battery is 5W, 4 batteries are filled with 20W, and 8 batteries are filled with 40W. A USB data cable is standard,
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