Two 0 to 30 VDC, 0-2 A outputs capable of independent, series or parallel operation One 4 to 6.5 VDC, 5 A output Switchable series/parallel operation (30 V outputs) Coarse and fine voltage controls (30 V outputs) Adjustable current limit controls (30 V outputs) Two 4 digit LED displays, one reads volts or amps of "B" supply, one reads volts or amps of "A" supply or 4 to 6.5V supply Unique variable tracking, B track A at 5% to 100% UL Listed for USA and Canada 2 Year Warranty