This battery charger will charge most 3.7V Lithium batteries including 21700, 18650, 20700, 26650 and more.
Will charge one or two batteries at a time.
Can charge batteries from a USB device, 120V AC outlet or 12V DC outlet.
Will charge two of our fully discharged 18650 3500ma batteries in about 2.5 hours and 21700 5000ma batteries in about 3.5 hours when using the AC or DC adapters.
This is one of the fastest chargers on the market and our fastest charger. Most of our competitors chargers take about 6-8 hours to charge our 18650 3500ma batteries and 8-10 hours to charge our 21700 5000ma batteries when fully discharged.