In the video, a person is holding a smartphone and scanning the shelves of a store. The phone screen displays a shopping app with a list of items and their prices. The person is comparing the prices of two items, one of which is a faucet filter and the other is protein bars. The app shows that the faucet filter is priced at $5.00 and the protein bars are priced at $2.00. The person is checking the prices of the items in the store and the app to ensure they are getting the best deal.