23 Jul Li-ion Lithium Battery 18650 Charger BMS Protection Board Module 3S 4S, 40A 60A
Enhanced: suitable for electric drills with starting current below 80A and power below 135W. Balanced: suitable for electric drills with starting current below 80A and power below 135W. Note 1: Successfully starting the electric drill requires 4 15C-20C power batteries, or 8 10C-15C power batteries...