4-stages mircoprocessor based system for charging and maintenance, for all types of lead-acid batteries, including sealed, AGM, GEL, VRLA, maintenance free, and flooded. 6 Volts @ 1.25 Amp. UL Approved. Weight 3 lbs.
4-stage progressive charging program by steps:
Qualification: Ensure the battery status in safety prior to charging
Constant Current Charging: Raises battery voltage to reach about 80% full
Constant voltage Charging: Holds battery voltage at 80% and forces current to top off the battery.
Float Maintenance: Maintain the fully charged battery at a proper working voltage