Godox V860IIO 2.4GHz Wireless 18000s HSS Flash Speedlite Camera Top Fill Light for Olympus DSLR Cameras 1. Compatible camera: suitable for Olympus DSLR camera (TTL auto flash) 2. Guide plate number (1 1 output @ 200 mm): 60 (M ISO 100); 190 (FT ISO 100) 3. Flash range: manual auto zoom (20-200 mm) (14 mm wide screen) 4. Rotating tilting flash lamp cap (bouncing): horizontal 0-360 degrees, vertical - 7-90 degrees 5. Flash time: 1 300 to 1 20000 seconds 6. Exposure control system: TTL automatic flash and manual flash 7. Multiple flashes: provide (90 times, 100Hz) 8. Flash exposure compensation (FEC): manual Feb: + - 3 levels, in 1 3 level increments 9. Flash exposure lock (FEL): no 10. Synchronization mode: high speed synchronization (1 8000 second), first act synchronization and second act synchronization 11. Wireless flash function: Master, slave, off 12. Controllable slave station group: Light: 2 (a, b); 2.4G 3 (a, b, c) 13. Transmission range (approximately): optical: indoor: 12 to 15 m 39.4 to 49.2 ft. Outdoor: 8 to 10 m 26.2 to 32.8 ft. Receiving angle of main equipment: horizontal + - 40 degrees, vertical + - 30 degrees; 2.4G: 100M 14. Channel: fiber: 4 (1, 2, 3 and 4); 2.4G: 32 (1-32) 15. Effective range of auto focusing auxiliary beam (approximately): Center: 0.6-10m 2.0-32.8 feet; Periphery: 0.6-5m 2.0-16.4 feet 16. Recovery time: less than 1.5 seconds. When the flash is ready, the red LED will be on. 17. Synchronization trigger mode: hotspot, 2.5mm synchronization line, wireless control port 18. Panel: widescreen LCD panel, backlight on off 19. Color temperature: 5600 + - 200K 20. The recovery time is 1.5 seconds, 650 times of full power discharge can be carried out, and the 2000 MAH lithium battery can ensure better shooting performance 21. Support TTL M multi S1 S2 mode 22. Built in GODOX 2.4G wireless X system