The unit offers AC voltages of 1.5, 3, 6, 9, 12Volts and regulated continuously variable 0-12 V DC voltages. Separate AC and DC color coded terminals are provided AC and DC Voltages can be used simultaneously up to a maximum combined load of 6Amps. DC voltages appear on the digital display on the front panel. The output voltage is overload & short circuit protected. A thermal cut-off is also provided for protection. Supplied with IEC connector and detachable IEC lead. Operates on 120V AC / 240V AC, 50/60 Hz using voltage selector switch.