10A/20A/30A Battery Charger 1) Input Voltage:AC120V 60Hz or AC230V 50Hz 2) Output Voltage:12V TE4-0222A  10A Battery ChargerInput Voltage:   AC120V  60Hz or AC230V  50HzOutput Voltage:12VOutput current: 2A (trickle charge), 6A, 10A (rapid charge)Applicable to:   6-100 Ah batteriesCut-off voltage:14.3V for lead-acid batteries                           14.1V for gel batteries and AGM batteriesTE4-0222B  20A Battery ChargerInput Voltage:AC120V  60Hz  or AC230V  50HzOutput Voltage:12V (for DC 12V batteries)Output current:2A (trickle charge),  6A,12A,20A (rapid charge)Applicable to6-150 Ah batteriesCut-off voltage:14.3V for lead-acid batteries                      14.1V for gel batteries and AGM batteries TE4-0222C  30A Battery ChargerInput Voltage:AC120V  60Hz  or 230V  50HzOutput Voltage:12V (for DC 12V batteries)Output current:2A (trickle charge), 6A,12A,20A,30A (rapid charge)Applicable to6-200 Ah batteriesCut-off voltage:14.3V for lead-acid batteries                     14.1V for gel batteries and AGM batteries