3P1S 18650 Li-Ionen-Akku

3.7V 6600mAh Li-Ion rechargeable battery made of10 pcs high qualityChina Brand cylindrical 18650 cells with PCB and polyswitch for full protection. Cell: 18650 2200mAh/3.7V Battery Pack: 3P1S 6600mAh/3.7V Input: as request Output: as request Pack: PVC shrink tube Cycle life:after more than 500 circles, the power can still remain 80%. Intellectual protection PCBA: protection for overcharge, over-discharge, overload, and short circuit protection. * Welcome to discuss with us about your OEM project.