High Speed Sync flashlight: Offering 1 / 8000s high speed sync to achieve ideal exposure even in bright sunlight, great for sports and action photography Long lasting Battery: Built in high efficiency battery supports up to 500 full power flashes per charging, ideal for extended outdoor shoots and travel photography Lightweight Construction: durability weighing only 290g for easy portability and reduced camera burden, perfect for handheld photography Wide Compatibility: Standard hot shoe mount ensures compatibility with multiple camera brands, simplifying workflow for professional photographers Smart Metering: Features intelligent auto metering for precise flashlight output control, eliminating manual adjustments Perfect for weddings and parties to capturing perfect moments