... .Long cycle life 24V 20Ah lithium iron phosphate battery for UPS power supply1.CE,UL,ROHS approved;2.High thermal stability ... 24V5.Rated capacity:20AH.6.BMS:High quality assurance ,to control and manage work voltage and current .FeaturesIntrinsic safety:no ... mainly used for large EV,light EV,boatsd,planes,small medical instruments and etc . 24V 20Ah lithium iron phosphate battery for UPS power supply