5pcs 3 series 3S 12V 18650 Lithium battery protection board 11.1V 12.6V prevent overcharge 10A overcurrent protection hot C23
USD 4.10USD 5.12
5pcs 3 series 3S 12V 18650 Lithium battery protection board 11.1V 12.6V prevent overcharge 10A overcurrent protection hot C23