With Digital or analogue display meters, 2 to 12 volts in step of 2 volts..
Four 4mm socket terminals for AC and DC output separately with fuse and indicator in ventilated painted steel cabinet.
4 Amp.
 5 Amp.

Ltekonline are the manufacturers of Power Supply AC/DC Low Voltage with Display Meter used to demonstrate engineering principles in Engineering Colleges, Engineering Schools and High Voltage Lab Equipment for Engineering Teaching Lab in Universities