Apple USB-C Power Adapter 140W $88 + Delivery ($0 to Metro Areas/ C&C/ in-Store) @ officeworks

Seems to be $149 at other stores.

Product Overview:

The 140W USB-C Power Adapter offers fast, efficient charging at home, in the office or on the go. It’s compatible with numerous USB-C charging cables. Apple recommends pairing this power adapter with your 16-inch MacBook Pro (2021) using a USB-C to MagSafe 3 Cable to take advantage of fast charging, so you can go from 0 to 50 per cent charge in around 30 minutes.*︎