2Pcs 3S 11.1V 12.6V 25A W/Balance 18650 Li ion Lithium ...
Product Description Features: 100% Brand New and High Quality Strictly according to the diagram wiring: 0V(B )3.7V(B1)7.4V(B2)11.1V(B+), Do not deliberately short circuit. After the line is connected, Need to charge first, then have output. When the battery is connected in series with 3 groups, Please ensure that the voltage of each battery is the same.
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