Error Listing; Panasonic Alkaline AA 4 Pack, $0 with Click and Collect (Smiths City)

There's an error with this listing on the Smiths City website. Link here

Normal price varies between $6-10 depending on the store.

Place an order and see what happens. Unfortunately you cannot pay online when choosing click and collect.

Here's a link for store locations

Didn't want to post in deals in case it doesn't work for people.

I added 10 packs to my cart with $10 shipping. = $10 overall cost. See what happens.