Specially designed for all BESTO potentiometer & another electronic experiments. Variable from 0-5 V DC or 0-12V DC at 1A or 2A, Solid state regulated power supply. Supplied with leads. Input Volts Output DC : : Output Current Line/Load regulation Display Protection : : : : Operating temperature : Storage temperature : 220V AC @50/60Hz Variable 0-5V DC or 0-12V DC 1A or 2A 0.15%+/- 10mV None Fuse and Electronic overload at output.