Introduction
This manual provides detailed instructions for the proper use and maintenance of your Godox iFlash iT20 S TTL Mini Camera Flash. Designed for Sony cameras, this compact flash unit offers advanced lighting capabilities in a portable form factor. Please read this manual thoroughly before operating the device to ensure optimal performance and safety.

The Godox iFlash iT20 S TTL Mini Camera Flash mounted on a compatible Sony camera.
Product Features
- Smart TTL, Effortless Results: The mini TTL flash provides automatic, perfect lighting, enabling faster and smarter shooting.
- 700+ Flashes & 1.5s Recycling: Achieve uninterrupted shooting with 1.5-second recycle times at full power and a battery endurance of over 700 flashes.
- Precise Power Control: Adjust flash intensity across 6 stops (1/32 to 1/1 power) in precise ±1/3-step increments for total command over your lighting.
- Lightweight Lithium Battery: The built-in lithium battery charges swiftly via USB-C, ensuring power for extended shoots.
- Magnetic Accessories, Creativity Unleashed: Equipped with magnetic snap-on diffusers, color filters (CTO/CTB), creative gels, and honeycomb grids, the iT20 transforms light in seconds, allowing for atmospheric effects and distinctive visual stories.

The ultra-compact design of the iT20 flash, weighing only 45g.
What's in the Box
Verify that all items are present in the package:
- iT20S Flash Body x1
- Storage Bag x1
- USB-C Charging Cable x1
- Magnetic Spreader x1
- 1/2 CTO Magnetic Color Filter x1
- 1/1 CTO Magnetic Color Filter x1

All components included with your Godox iT20 S flash.
Setup
1. Charging the Battery
The iT20 S flash features a built-in lithium battery. Before first use, fully charge the battery using the provided USB-C cable.
- Connect the USB-C cable to the flash unit's charging port.
- Connect the other end of the USB-C cable to a compatible USB power source (e.g., computer, USB wall adapter).
- The charging indicator on the flash will show charging status. Once fully charged, the indicator will change.

Charging the iT20 S flash via USB-C.
2. Mounting the Flash to Your Camera
The iT20 S flash is designed to mount onto your camera's hot shoe.
- Ensure both the flash and camera are powered off.
- Slide the flash unit into the camera's hot shoe until it clicks into place.
- Secure the flash by tightening the locking mechanism, if present on your camera or flash.

Attaching the iT20 S flash to a camera's hot shoe.
3. Initial Power On
Press and hold the power button on the flash unit to turn it on. The display will illuminate, showing current settings.
Video: An introduction to the Godox iT20 flash, demonstrating unboxing and initial setup on a camera.
Operating Instructions
1. Mode Switching (TTL/Manual)
The iT20 S flash supports both TTL (Through-The-Lens) auto flash and Manual (M) modes. You can switch between these modes with a dedicated button.
- Press the 'M' button to toggle between TTL and Manual modes.
- The high-definition display will show the selected mode and real-time settings.

One-touch M/TTL mode switching for quick adjustments.
2. Adjusting Flash Power (Manual Mode)
In Manual mode, you can precisely control the flash output.
- Use the '+' and '-' buttons to adjust the flash intensity.
- Power can be adjusted across 6 stops, from 1/32 to 1/1, in ±1/3-step increments.
- Observe the display for the current power setting.

Examples of precise power control at 1/4, 1/2, and 1/1 power settings.
3. Using Magnetic Accessories
The iT20 S flash is compatible with magnetic snap-on accessories to modify light output.
- Attach the magnetic spreader to soften the light.
- Use the CTO (Color Temperature Orange) or CTB (Color Temperature Blue) filters to adjust the color temperature of the flash to match ambient light or create creative effects.
- Experiment with other magnetic gels and honeycomb grids for various lighting patterns and effects.

Magnetic accessories allow for quick and creative light modification.
Maintenance
1. Cleaning
- Regularly clean the flash unit with a soft, dry cloth.
- Do not use harsh chemicals or abrasive cleaners.
- Keep the flash contact points on the hot shoe clean to ensure proper communication with the camera.
2. Battery Care
- Avoid fully discharging the battery frequently.
- Store the flash with a partially charged battery (around 50%) if not used for extended periods.
- Recharge the battery periodically (e.g., every 3-6 months) to prevent deep discharge.
3. Storage
- Store the flash in a cool, dry place, away from direct sunlight and extreme temperatures.
- Use the provided storage bag to protect the unit from dust and scratches.
Troubleshooting
If you encounter issues with your Godox iFlash iT20 S, refer to the following common solutions:
- Flash not firing: Ensure the flash is securely mounted on the camera's hot shoe. Check battery level and recharge if necessary. Verify that the camera's flash settings are correctly configured.
- Incorrect exposure: In TTL mode, ensure your camera's exposure settings are appropriate for the scene. In Manual mode, adjust the flash power output. Check for any attached diffusers or filters that might be affecting light output.
- Flash not turning on: Confirm the battery is charged. Press and hold the power button for a few seconds.
- Display not working: Try restarting the flash unit. If the issue persists after charging, contact customer support.
For more complex issues, please consult the official Godox support resources or contact their customer service.
Specifications
| Feature | Specification |
|---|---|
| Product Dimensions | 3.03 x 1.97 x 3.03 inches |
| Item Weight | 1.1 pounds |
| Model Number | iT20-S |
| Brand | GODOX |
| Compatible Mountings | Sony cameras (TTL auto flash) |
| Camera Flash Type | Hotshoe |
| Color | Silver |
Warranty and Support
For warranty information, please refer to the documentation provided with your purchase or visit the official GODOX website. If you require technical support or have questions not covered in this manual, please contact GODOX customer service through their official channels.
You can visit the GODOX Store on Amazon for additional product information and support resources.





