R.F. Brand 6-port battery charger for RF Brand RF455B batteries for APEX and Panasonic Attune II  Headsets. Will also charge Panasonic’s WX-SB100 batteries. It can charge up to six batteries simultaneously. The charger is powered by a 12V power adapter(US) capable of sourcing at least 3 AMPs. RF455C features an input voltage protection, trickle charging capability, battery temperature monitoring system, as well as an indicator system. The LED indicator system includes a battery fault, charging and power on indicators. Charge time from 0 to 95% capacity is typically 2 hours and 95% to 100% is an additional 1 hour via trickle charging. Following completion of the charge cycle, the charger will switch into a maintenance mode, which will apply charge to the battery when needed to maintain 100% capacity allowing storage of the batteries indefinitely without damaging the battery.