Scheda di protezione BMS 2S 3A 7.4 8.4V 2 celle Li-ion 18650 batteria litio lipo PCB
Maximum Working Current: 3A. Short circuit protection. P+ P-: The connector of battery board. Internal Resistance: Less than 45m Ω. B+ B-: The interface of battery core. B+: Battery V+ Positive. B-: Battery V- Negative.