Godox V1Pro TTL Li-ion Round Head Camera Flash Light (Black) 1. Round zoom head design provides the smoothest, most pleasing light ever for a flash 2. Treasure trove of light modifiers on the edge of the magnetic round flash head 3. GN 92ft 42m ISO 100 (105mm) beautiful and powerful flash 4. Uses advanced lithium-ion polymer batteries for fast recycling and extended life 5. Full power cycle time of less than 1.5 seconds 6. Approximately 480 full power flashes per charge 7. Built-in Godox X system remote TTL power control 8. Fully compatible with TTL system functions such as exposure compensationEXIF tagflash value lock and high-speed sync 9. TTL communication flashes as master or slave 10. Control 4 different wireless groups 11. Backlit matrix LCD display 12. Multi-function buttons with number markings for faster navigation 13. Zoom head with auto zoom or manual control 14. Shutter speed up to 18000 10-second high-speed sync 15. Front and rear curtain sync 16. Laser AF assist light enables instant autofocus even in complete darkness on low-contrast surfaces 17. SMD LED modeling light, regular and smart light slave modes 18. Color temperature: 3300+-200K 19. Horizontal 0 to 270 degrees (180 degrees in any direction) and vertical -7 degrees to 120 degrees