Instagram Carousel ads allow you to show up to 10 images or videos, with unique links that users can swipe through as they come across them in their Instagram app feed.
Specs & Tips:
Images that consist of more than 20% text may experience reduced delivery.
Minimum number of cards: 2
Maximum number of cards: 10
Image file type: jpg or png
Video file type: Supported file formats
Video maximum file size: 4GB
Video length: up to 60 seconds
Recommended resolution: at least 1080 x 1080px
Carousel ratio: 1:1