From the Z Facebook post:
Promotion T&Cs: $20.00 (NZD) charging credit (“credit”) available to the first 100 new customers who download the Z EV Charging App and set up their account between 24 November and 1 December 2022. Limit one credit per customer, credit is non-transferable and non-refundable. Credit will be applied to successful Z EV Charging App accounts by 21 December 2022 and must be used in accordance with the App’s T&Cs. Z Energy’s decision is final on all matters and no correspondence will be entered into.
Z EV Charging App
nice, hopefully.i got 2 of the 100