Wiser Link has been discontinued replaced by Wiser Energy and Power Tag
See attached Power tag selection guide
For the Wiser ( EER72600) MIP you will need a power supply of 230V AC and you will need a RJ45 cable to connect to the Modem in the house.
For further information please visit :
https://www.clipsal.com/search?q=WISER%20ENERGYhttps://www.clipsal.com/wiserenergy