MODEL NO. OUTPUT POWER DF1771 12V 6A DF1772 12V 10A DF1773 12V/24V 10A DF1774 12V/24V 15A DF1775 12V/24V 30A DF1776 6V/12V 4A DF1777 6V/12V 6A DF1778 6V/12V 12A DF1779 6V/12V 20A DF1770 12V/24V 20A input:AC220V OR AC110V 50/60HZ with 6V/12V or 12V/24V selector switch Over-current protection With high-low/speed selector-swithch Main Export Markets worldwide Standard Met ISO CQC CE