Fangrui Product Details 1. Godox Mf12 Macro Flash 2.4 Ghz Wireless Control Light (black) 2. Features 3. 2.4 Ghz Wireless Control: 2.4 Ghz Wireless Technology Enables Long-distance Transmission, Adding More Flexibility To Your Shooting. Additionally, 5 Groups With 32 Channels Each Help To Prevent Interference And Disturbance When Several Wireless Systems Are Working Close To Each Other. 4. Compact Design: The Mf12 Macro Flash Is Optimized For Close-up Photography Due To Its Compact Design And Unique Ability To Be Mounted Directly To A Lens Via An Optional Adapter Or Placed Around The Subject With The Included Flash Stand. Also, Its Size And Wireless Capabilities Make It A Good Option For General Photography As Well. 5. Rechargeable High-performance Battery: The Powerful Built-in Lithium Battery Supports Approximately 500 Full-power Flashes With A 0.01 To 1.7 Second Recycling Time. The Battery Is Also Easily Rechargeable Through An Included Usb Type-c Cable. 6. Specifications 7. Model: Mf12 8. Material: Plastic 9. Built-in Lithium Battery: 3.7v6.29w 10. Guide Number (11 Output): Gn=16.1 (+-0.1) 11. Flash Power: 12w 12. Output Level: 8 Levels: 1128~11 13. Led Modeling Light Brightness: 1~10 Levels 14. Display: Oled Display 15. Optical Flash: S1 Secondary Optical Trigger 16. S2 Secondary Optical Trigger With Anti-pre-flash Function 17. Flash Mode: Ttl Auto Flash, M Manual Flash 18. Flash Duration: 11200 Sec~134000 Sec 19. 2.4ghz Wireless Transmission: Onoff 20. Channel: 32 Channel: 1~32 21. Group: 5 Groups: Abcde 22. Id: Off01~99 23. Transmission Distance: 30m 24. Type-c Charging: 5v 2a 25. Full Power Flashing: About 500 Times 26. Recycling Time: About 0.01~1.7 Seconds 27. Battery Level Indicator: The Battery Level Indicator Is Displayed In The Upper Right Corner Of The Display 28. Power Saving: 30 Minutes60 Minutes90 Minutes: Automatically Power Off When Unattended For More Than 30 Minutes6 Minutes90 Minutes. 29. Off: Turn Off The