Capture both stills and high-quality video underwater with the Hybrid Flash HF-1 — a powerhouse all-in-one lighting solution that delivers a Guide Number of ƒ40 for strobe and a 5,000-lumen built-in video light, with wide-angle coverage, spot/wide/red lights, and full wireless/off-camera control. *Requires Two 21700 Lithium Ion Batteries & fiber optic cable (not included)*