1-10PCS HW-391 2S 20A 7.4V 8.4V 18650 Lithium Battery Protection Board 18650 BMS Board Module BMS Board Standard/Balance For DIY
USD 1.82USD 5.20
1-10PCS HW-391 2S 20A 7.4V 8.4V 18650 Lithium Battery Protection Board 18650 BMS Board Module BMS Board Standard/Balance For DIY