360 x 202px
max. 3 MB
max. 30 sec.
HTML5, GIF, JPEG, 3rd Party Tag, Tag in Tag
All tags must use SSL (Secure Sockets Layer)
Videos may be max. 30 sec. long and must be skippable from 5 sec. onwards.
Min. 3 working days before campaign start
Number of subjects
Max. 3 different physically delivered subjects. Otherwise via 3rd party tag.
Google Ad Manager
Specifications Google Ad Manager HTML 5 (external link)