Fangrui Product Details 1. Godox V860 Iii-p 2.4ghz Wireless Ttl Ii Hss Flash Speedlite For Pentax 2. Features: 3. Built-in Godox 2.4g Wireless X System 4. Fully Support Ttl Function: 5. - Features Include Ttl Auto Flash, Manual Flash, 18000s High-speed Sync, Flash Exposure Compensation, Second-scene Sync, And More. 6. Powerful And Convenient Lithium-ion Battery 7. - The Recovery Time Is 1.5 Seconds, 650 Full-power Discharges Can Be Performed, And The 2000mah Lithium Battery Ensures Better Shooting Performance. 8. Gn60 (m Iso 100 At 200mm) And 22 Levels Of Output Power (11-1128) 9. Support Ttlmmultis1s2 Mode 10. Automanual Zoom Head From 20 To 200mm. 11. Specification: 12. Compatible Cameras: For Pentax Slr Cameras (ttl Auto Flash) 13. Guide Plate Number (11 Output 200mm): 60(m Iso 100); 190(ft Iso 100) 14. Flash Range: Manualauto Zoom (20-200mm), (widescreen Is 14mm) 15. Rotatetilt Flash Head (bounce): Horizontal 0~360 Degrees, Vertical -7 Degree~90 Degree 16. Flash Time: 1300 To 120000 Seconds 17. Exposure Control System: Ttl Auto Flash And Manual Flash 18. Multiple Flashes: Provided (up To 90 Times, 100hz) 19. Flash Exposure Compensation (fec): Manual Feb: +-3 Stops In 13 Stop Increments 20. Flash Exposure Lock (fel): No 21. Sync Mode: High-speed Sync (up To 18000 Sec), First Act Sync And Second Act Sync 22. Wireless Flash Function: Master, Slave, Off 23. Controllable Slave Group: Light: 2 (a, B); 2.4g 3 (a, B, C) 24. Transmission Range (approx.): Optical: Indoor: 12 To 15m 39.4 To 49.2ft. Outdoor: 8 To 10m 26.2 To 32.8ft. Main Device Receiving Angle: Horizontal +-40 Degrees, Vertical +-30 Degrees; 2.4g: 100m 25. Channel: Fiber: 4 (1, 2, 3 And 4); 2.4g: 32 (1-32) 26. Effective Range Of Auto Focus Auxiliary Beam (approx.): Center: 0.6-10m2.0-32.8ft; Peripheral: 0.6-5m2.0-16.4ft 27. Recovery Time: Less Than 1.5 Seconds. When The Flash Is Ready, The Red Led Indicator Will Light Up. 28. Sync Trigger Mode: Hotshoe, 2.5mm Sync Cable, Wireless Control Port <b