7S 20A BMS: 7S 40A BMS:. 7S 1P standard: 7S 2P standard:. 7S 1P advanced: 7S 2P advanced:. 7S 60A BMS:. Electricity : 20A Electricity : 40A. Electricity : 60A. Capacity : 3AH Capacity : 6AH. ★The list price is the price of a circuit board or a battery holder.
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