Almost any computer style cord will work, as long as it has the correct
female side to mate with the power unit and the correct plug side for
your ac power outlets ... As to setting it for 115V or 230V that depends
on where you live and what the voltage out of your outlets is.
This link tells you what Voltages / Freq are used in all parts of the world
http://www.kropla.com/electric2.htm