JK Smart BMS w/1A Active Balance BT/RS485 for 4S-8S 12V-24V 100A Li-ion LiFePo4. JK Smart BMS w/2A Active Balance BT/RS485 for 4S-8S 12V-24V 200A Li-ion LiFePo4. ANT SMART BMS 7S-16S 40A-170A LiFePo4 Li-ion Battery BMS Bulid-in Bluetooth.
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