This is a time traveling device papercraft based on the TV series "Voyagers!", the designer is ScannerJOE. The Omni is a gold, hand-held device similar in size to a pocket watch. It was used by travelers knows as Voyagers when they patrolled the corridors of time.
Voyagers! is an American science fiction time travel-based television series that aired on NBC during the 1982–1983 season. The series stars Jon-Erik Hexum and Meeno Peluce.