The Olympus STF-8 is a macro flash system designed for close-up photographers featuring dual adjustable flash heads for ultimate lighting control. Weatherproof construction for reliable outdoor and field use in challenging conditions Dual flash heads with independent positioning for precise shadow and highlight control TTL auto exposure compatibility for seamless integration with Olympus camera systems Guide number 8.5 (ISO 100) for balanced illumination at macro distances Lightweight and compact design for easy portability and handling during shoots Manual and automatic output adjustment for customized lighting ratios Compatible with various Olympus macro lenses for versatile creative options LED modeling lights for accurate previewing of light placement and shadow effects Quick and secure lens mounting system for fast setup and workflow efficiency Supports wireless flash control for expanded multi-light setups and advanced lighting techniques