Operating Voltage?
Does this operate on multiple AC Voltage, IE: 110-230V?
Can it be shipped to Australia?
To use your American Nutribullet outside of America, you need the correct plug adapter and a voltage converter/step down voltage transformer.
Nutribullet: 120 Volt / 60 Hz / 600 Watt Motor (old version) 900 Watts (new version)
USA: 120 Volt / 50 Hz / A & B plugs
Australia: 240 Volt / 50 Hz / I plug
More info here - http://anewlifewandering.com/2014/01/29/how-to-use-your-nutribullet-in-india-or-australia/