Godox V100 Round Head TTL Flash Speedlite 1. The round zoom head design provides the smoothest and most pleasing light ever for a flash. 2. A treasure trove of light modifiers on the edge of the magnetic round flash head. 3. 100Ws high-power flash. 4. Uses an advanced lithium-ion polymer battery for fast recycling and extended lifespan. 5. Full-power recycle time of less than 1.7 seconds. 6. Approximately 400 full-power flashes per charge. 7. Built-in Godox 2.4G wireless X system for remote TTL power control. 8. Fully compatible with TTL system functions such as exposure compensation, EXIF tagging, flash value lock, and high-speed sync. 9. TTL communication flashes in masterslave mode. 10. Controls up to 5 different wireless groups. 11. 2.3-inch full-color HD, high-sensitivity touchscreen display. 12. Multi-function button with digital markings for faster navigation. 13. Zoom head with auto zoom or manual control. 14. High-speed sync up to 18000s shutter speed. 15. Laser autofocus assist light enables instant autofocus even in complete darkness and low-light conditions.