A Ready Lightbox ad can contain:
- just text with no image
- a video and images
- adult-oriented content
- a 3-D game
A Ready Lightbox ad can contain
Lightbox ads are available in standard Interactive Advertising Bureau (IAB) sizes. When people interact with these ads, they see images or videos within the ad, or in an expanded canvas. For instance, on computers, people hover their cursor over the ad for two seconds in order to engage with it. On mobile, consumers can tap on the ad to prompt the engaged state. Lightbox is designed to reduce accidental engagements, providing a better experience for customers and better value for advertisers.
Ready Lightbox ads are responsive ads available from a template in AdWords. Ready lightbox templates use existing brand assets — including videos, images, product feeds, and maps — to create rich brand experiences.
Read more here: https://support.google.com/adwordspolicy/answer/6135143?hl=en