Pen F Youngnuo Flash & Triggers

Which Yongnuo flash is compatible with an Olympus Pen F? Do I need to purchase Yongnuo triggers to use the flash? I currently have other brand triggers and would like to use those.

Pen F Youngnuo Flash & Triggers

Which Yongnuo flash is compatible with an Olympus Pen F? Do I need to purchase Yongnuo triggers to use the flash? I currently have other brand triggers and would like to use those.