Australian 3-pin plug. Input: 100-240 V 50/60Hz 0.3A. Output: 13.5 Vdc 500mA. 6' cord with 2.1mm coax plug, center positive. CE. This power adapter should fit most Australian style power outlets, but it is not guaranteed. You may look at the picture and see if it is similar before ordering.  If you want us to swap this power supply with the one already packed in the feeder box, you will need to tell us in the comments section of your order and we will charge your transaction for the additional cost of $4.79.  You may also order this power supply on the side at its listed price.