1. はじめに
The Godox AD300ProII is a powerful and portable 300Ws outdoor flash designed for professional photographers. It features a compact design, a 12W bi-color modeling lamp, and integrates with the Godox 2.4G Wireless X System for versatile triggering. This manual provides comprehensive instructions for setting up, operating, and maintaining your AD300ProII flash.
2. 箱の中身
Carefully unpack your Godox AD300ProII and ensure all items are present:
- Godox AD300ProII Flash Body
- フラッシュチューブ
- ガラス保護カバー
- リフレクター
- Lithium Battery (WB300P)
- バッテリー充電器
- 充電ケーブル(USB-C)
- AD-E2 ブラケット
- キャリーバッグ
- 取扱説明書
- Battery Protection Cover
- リフレクター保護カバー

Image: All components included in the Godox AD300ProII package.
Video: Unboxing the Godox AD300ProII, showing all included items and their packaging.
3. セットアップ
3.1 バッテリーの取り付け
- フラッシュユニットの背面にある電池ボックスを見つけます。
- Insert the WB300P Lithium Battery, ensuring correct orientation.
- 電池ケースをしっかりと閉めてください。
3.2 Flash Tube and Protection Cover
- Carefully insert the flash tube into the designated slot on the front of the flash.
- Attach the clear glass protection cover by aligning it and twisting gently until secure.
3.3 リフレクターの取り付け
- Align the reflector with the Godox mount on the flash head.
- リフレクターを時計回りに回して所定の位置に固定します。
- 取り外すには、リリースボタンを押して反時計回りに回します。
3.4 ライトスタンドへの取り付け
- AD-E2 ブラケットをフラッシュユニットの下部に取り付けます。
- Mount the AD-E2 bracket onto a standard light stand.
- Adjust the angle of the flash using the bracket's tilt mechanism.
Video: Demonstrates battery installation, flash tube and protection cover attachment, reflector mounting, and securing the flash to a light stand with the AD-E2 bracket.
4. 基本操作
4.1 電源オン/オフ
To power on the unit, rotate the dial to unlock and press the power button. To power off, press and hold the power button.
4.2 メニューの操作
Use the menu button and control dial to navigate through settings such as flash mode, wireless settings, and modeling lamp options. The bright color screen provides clear visual feedback.

Image: The AD300ProII's intuitive display and control layout, demonstrating wireless settings.
4.3 フラッシュ出力の調整
The AD300ProII offers a precise 10-stop power range from 1/512 to 1/1, adjustable in ±0.1-stop increments. Rotate the control dial to increase or decrease the flash output.

Image: The flash display showing fine-tuned power output settings.
4.4モデリングLamp コントロール
The 12W bi-color modeling lamp provides continuous light. Press the modeling lamp button to toggle it on/off. Long press to enter the setting interface where you can adjust brightness (10-100%) and color temperature (2800K-6000K) using the control dial.

Image: The AD300ProII with its 12W bi-color modeling lamp illuminating a subject through a softbox.
5. ワイヤレストリガー
The AD300ProII offers multiple triggering options for seamless integration into your workflow.
5.1 X3 One-Tap Sync
Utilize the X3Pro/X3 trigger for instant one-tap synchronization without complex group or channel setup. This feature is enabled by the built-in Godox 2.4 GHz Wireless X System.
5.2 Manual Mode with X-Series Transmitters
The AD300ProII is compatible with other X-series transmitters (XPro Series, X2T, X1). Set the flash to Manual mode and match the group and channel settings on both the flash and the transmitter for wireless control.
5.3 FT433 Transmitter (Optional)
For alternative workflows, the USB-C port supports the optional FR433 433 MHz receiver, allowing triggering with an FT433 transmitter.
5.4 光トリガー(S1/S2)
The flash includes S1 and S2 optical slave modes. In S1 mode, the flash fires in response to the first flash from a master flash. In S2 mode, it ignores the pre-flash of a TTL master flash and fires in response to the main flash.
Video: Demonstrates various triggering methods including X3 One-Tap Sync, manual wireless mode, and optical triggering.
6. 高度な機能
6.1 Performance Upgrade
With 300Ws of output, a rapid 0.01-1.5s recycle time at full power, and approximately 350 flashes per charge, the AD300ProII delivers sustained performance for extended location shoots. This minimizes interruptions and maximizes usable frames.

Image: Highlights the performance capabilities of the AD300ProII, including power output and recycle time.
6.2 Visual 16 Color Groups
The group indicator displays 16 distinct colors, allowing you to identify and manage flash groups at a glance, even from a distance. This visual grouping accelerates multi-light setup and reduces mis-triggering during fast-paced shoots.

Image: The flash display illustrating the 16 distinct color groups for efficient flash management.
6.3 Comprehensive Pro Modes
The AD300ProII equips photographers with a full set of professional features: Freeze Mode, Stable Color Mode, HSS (High-Speed Sync), and Multi-flash. These modes enable confident work in mixed-lighting, fast-action, and multi-strobe setups.
6.4 軽量で持ち運びやすい設計
Weighing only 1.2 kg with a compact footprint, the AD300ProII is easy to transport and quick to rig. It packs neatly into a camera backpack, making it ideal for on-location portraits, editorial shoots, and commercial work.

Image: A photographer holding the AD300ProII, showcasing its compact and lightweight nature for easy portability.
6.5 Wide Accessory Compatibility
The AD300ProII features the native Godox mount and accepts Godox's ecosystem of modifiers. For broader compatibility, fit the optional S3 bracket to use Bowens-mount accessories, or the optional AD-AB adapter for Broncolor, Profoto, and Elinchrom mounts.

Image: A selection of Bowens mount accessories that can be used with the AD300ProII via the optional S3 bracket.
7. 仕様
| ブランド | ゴドックス |
| モデル番号 | AD300PROII |
| 出力 | 300Ws |
| リサイクル時間 | 0.01-1.5秒 |
| 1回の充電あたりのフラッシュ回数 | 約。 350 |
| 色温度(フラッシュ) | 5600K±100K |
| モデリングLamp | 12W Bi-Color (2800K-6000K) |
| 同期速度 | 最大1/8000秒(HSS) |
| 接続性 | 2.4G Wireless X System, Radio, USB-C, 3.5mm Sync Port |
| 互換性のあるマウント | Godox mount, Bowens mount (via S3 bracket), Broncolor, Profoto, Elinchrom (via AD-AB adapter) |
| 寸法(長さ×幅×高さ) | 8.9 x 9.9 x 8.9 cm |
| 重さ | 1.2キロ |
| 電池のタイプ | リチウムイオン1個(付属) |
| 平均バッテリー寿命 | 6時間 |
| 露出コントロール | TTL, Manual, High-Speed Sync |
| 原産国 | 中国 |
8. メンテナンス
To ensure the longevity and optimal performance of your Godox AD300ProII, follow these maintenance guidelines:
- クリーニング: Use a soft, dry cloth to clean the flash body. For the flash tube and glass protection cover, use a lens cleaning cloth and solution if necessary. Avoid abrasive materials or harsh chemicals.
- ストレージ: When not in use, store the flash in its protective carry bag in a cool, dry place away from direct sunlight and extreme temperatures. Remove the battery if storing for extended periods.
- バッテリーのケア: Charge the battery regularly, even if not in use, to maintain its health. Avoid fully discharging the battery frequently.
- 取り扱い: フラッシュチューブとモデリングlを扱うamp with care as they are delicate components. Avoid dropping or subjecting the unit to strong impacts.
9。 トラブルシューティング
If you encounter issues with your AD300ProII, refer to the following common troubleshooting steps:
- フラッシュが点灯しない: Check if the battery is charged and properly inserted. Ensure the flash is powered on and not in standby mode. Verify that the trigger settings (channel, group, ID) match between the flash and your transmitter.
- フラッシュ出力の一貫性がない: Ensure the flash tube is clean and correctly installed. Check for any obstructions on the flash head. If using optical triggering, ensure the optical sensor is not blocked.
- ワイヤレス接続の問題: Confirm that the wireless function is enabled on both the flash and the transmitter. Try changing the channel or ID to avoid interference from other devices.
- モデリングlamp 動作しない: モデリングlを確認するamp settings in the menu to ensure it's not set to 'Off'. If the lamp is damaged, it may need replacement.
- 過熱警告: If the flash is used continuously at high power, it may trigger an overheating protection. Allow the unit to cool down before resuming operation.
If problems persist, please contact Godox customer support or your retailer for further assistance.
10. 保証とサポート
The Godox AD300ProII comes with a 2-year warranty from the date of purchase. This warranty covers manufacturing defects and malfunctions under normal use. Please retain your proof of purchase for warranty claims.
For technical support, service, or warranty inquiries, please visit the official Godox website or contact your authorized Godox dealer. Spare parts are available for up to 7 years.