The Powerex MH-C800S 8-Cell Smart Charger for AA / AAA NiMH / NiCD Batteries charges up to 8 AA or AAA nickel-metal hydride (NiMH) or nickel-cadmium (NiCD) batteries in approximately 1-2 hr. Charge your batteries anywhere around the world via the included 100-240V, 50/60Hz universal AC adapter. This power supply features a rugged DIN connector to ensure reliable contact. The charger has 8 independent charging circuits capable of charging 1-8 batteries in any combination. A large LCD screen shows the charging status of each battery. You have a choice of rapid and soft charge modes. Rapid charge enables 8 batteries to be fully charged to their maximum capacities in 1-2 hr. Soft charge takes about 3-4 hr but provides greater battery life, as well as compatibility with older, lower-capacity batteries. An integrated deep conditioning system charges, deep-discharges and then recharges batteries automatically, in order to offer maximum rejuvenation. The charger's 8th generation MH-NM7008 Powerex Precision Microprocessor ensures batteries are charged to their maximum capacities without being over- or undercharged. It affords maximum battery longevity, delivering just the right amount of charge every time.