14.6 VDC OUTPUT, 45A OUTPUT, Charging 12V Batteries. Charge any large lithium battery quickly with this lithium /LFP/LiFePO4 charger at a rate of 45 amps. For use with our lithium iron phosphate batteries (LiFePO4 or LFP). Not recommended for charging lead acid or SLA batteries. This charger will charge a Lion Energy UT 1300 105 Ah battery in 2.4 hours or our UT700 56 Ah in 1.3 hours. All 12 volt Lion Energy lithium batteries should be charged using a LiFePO4 compatible charger. SLA chargers will reduce the performance and lifespan of the battery.