Introduction
This manual provides essential instructions for the safe and effective use of your Onerbl 17.4V AC/DC Adapter. This adapter is designed as a replacement power supply for various DJI agriculture drones, including models M600, MG-1P, MG-1S, MG-1A, MG1, T10, T20, T30, and T16. Please read this manual thoroughly before use and retain it for future reference.
The Onerbl AC/DC adapter converts standard AC power from an electrical outlet into the DC power required by your device, enabling operation and battery charging.
Safety Information
Always observe the following safety precautions to prevent electric shock, fire, or damage to the adapter or your device:
- Use the adapter only with compatible devices as specified.
- Do not expose the adapter to water, moisture, or extreme temperatures.
- Avoid dropping or subjecting the adapter to strong impacts.
- Do not attempt to open, modify, or repair the adapter. Refer servicing to qualified personnel.
- Ensure the power outlet is easily accessible and unplug the adapter during lightning storms or when unused for long periods.
- Keep the adapter and cables away from heat sources.
- Do not use the adapter if the cable or plug is damaged.
- This adapter features Over Voltage Protection and Over Heat Protection for enhanced safety.
Package Contents
Verify that all items are present in the package:
- 1 x Onerbl 17.4V AC/DC Adapter
- 1 x AC Power Cord

Image: The Onerbl 17.4V AC/DC Adapter shown with its detachable AC power cord. The adapter unit is black with a blue indicator light, and the cables are also black.

Image: A close-up view of the AC power cord, featuring a standard two-prong plug on one end and a C7 connector on the other, designed to connect to the adapter unit.
Setup
- Connect the AC Power Cord: Insert the two-prong end of the AC power cord into the AC input port on the Onerbl adapter. Ensure it is firmly seated.
- Connect to Power Outlet: Plug the standard two-prong plug of the AC power cord into a wall electrical outlet (AC 100-240V, 50/60Hz). The adapter's indicator light should illuminate, typically blue, indicating it is receiving power.
- Connect to Device: Plug the DC output connector of the Onerbl adapter into the charging port of your compatible DJI agriculture drone or its battery charging hub.

Image: The Onerbl AC/DC Adapter is shown connected to a wall outlet, with the adapter unit resting on a wooden surface. The blue indicator light on the adapter is visible, signifying power.
Operating
Once properly connected, the Onerbl adapter will begin supplying power to your device or charging its battery. The blue indicator light on the adapter confirms it is operational.
- Charging: When connected to a drone or battery charging hub, the adapter will provide the necessary 17.4V DC power for charging. Monitor your drone's or battery's charging indicators for status.
- Powering: If your device can operate directly from external power, the adapter will supply continuous power.
The adapter is designed for worldwide AC input (100-240V), making it suitable for international travel with appropriate plug adapters (not included).
Maintenance
To ensure the longevity and optimal performance of your Onerbl AC/DC Adapter, follow these maintenance guidelines:
- Cleaning: Disconnect the adapter from all power sources and devices before cleaning. Use a soft, dry cloth to wipe the exterior. Do not use liquid cleaners or solvents.
- Storage: When not in use, store the adapter in a cool, dry place, away from direct sunlight and extreme temperatures. Avoid tightly coiling the cables to prevent damage.
- Inspection: Periodically inspect the adapter and cables for any signs of wear, cuts, or damage. If any damage is observed, discontinue use and replace the adapter.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Adapter indicator light is off. | No power from outlet, loose connection, or faulty adapter. |
|
| Device not charging/powering. | Incorrect connection, device issue, or adapter issue. |
|
| Adapter feels excessively hot. | Overload, poor ventilation, or internal fault. |
|
Specifications
| Feature | Detail |
|---|---|
| Model Numbers | A14-057N1A, A057R003L |
| Input Voltage | AC 100-240V, 50/60Hz (Worldwide Compatible) |
| Output Voltage | 17.4V DC |
| Output Current | 3.3A |
| Protections | Over Voltage Protection, Over Heat Protection |
| Compatibility | DJI M600, MG-1P, MG-1S, MG-1A, MG1, T10, T20, T30, T16 Agriculture Drones |
| Item Weight | 8 ounces (approx. 227 grams) |
| Manufacturer | Shenzhen Waweis Technology Co., Ltd |

Image: Diagram illustrating the dimensions of the Onerbl AC/DC Adapter and its cables. The adapter unit measures 4.2 inches in length, 1.8 inches in width, and 1.2 inches in height. The total cable length is 127.8 inches, with the AC power cord being 79.3 inches and the DC output cable being 44.3 inches.
Warranty and Support
For warranty information or technical support, please refer to the retailer or manufacturer's official website where the product was purchased. Keep your purchase receipt as proof of purchase.
This product is manufactured by Shenzhen Waweis Technology Co., Ltd under the Onerbl brand.