When you need to charge large batteries quickly, this charger is perfect.  To optimize performance and lifetime of Redline Lithium batteries, all of our lithium iron phosphate batteries (LiFePO4) must be charged using lithium compatible chargers.   
This charger is recommended for your larger batteries (50-100AH) and will charge your 12V Redline Lithium batteries at a speed of 20 amps an hour and help maintain battery life (60AH = 3 hours of charge time, 100AH = 5 hours of charge time).