The Lithium Battery Charger is a high power 300W AC/DC balance charger, that will work with most lithium chemistries (Li-Po/Li-Ion/Li-Fe), as well as NiCd/NiMH and lead batteries. With built in balancing and discharge capability, your batteries can safely be kept in top condition for maximum performance and lifespan! A maximum 20A charge current means you can fully charge our Lithium-ion Battery (14.8V, 18Ah) in 1-2 hours at the recommended 10A charge rate.