1pcs 2S 5A Li-ion battery 7.4v 8.4V 18650 BMS PCM battery protection board
3,10 €
(2 S BMS Cnnection instruction Continuous DC Max: 5A. Resistance: less than 300mΩ. MB Connect the point between battery1 & battery 2;. B + positive battery connect;. B-Negative battery connection;. 5) Low standby power consumption.
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