6V 6Ah LiFePO4 Lithium Batterie BMS für Notlicht USV E-Bike Akku +Ladegerät

And the BMS will protect the lithium iron phosphate batteries in these cases. Our LiFePO4 battery weighs only one-third of lead-acid batteries. More convenient to carry, with no risk of leakage in any installation direction, and safer to use.

eBay