Original 10pcs 2S 7.4V 4A 18650 Lithium Battery Protection Board Double String Protection Chip With Over-Charge Over-Discharge Over-Current And Short Circuit Protection Function

For just US$14.79 , buy 10pcs 2S 7.4V 4A 18650 Lithium Battery Protection Board Double String Protection Chip With Over-Charge Over-Discharge Over-Current And Short Circuit Protection Function from the China wholesale webshop.