Introduction
This instruction manual provides essential information for the safe and efficient use of your onerbl 15V AC-DC Adapter. This adapter is designed as a replacement power supply for BailiBatt HP200D 300W 257Wh and HP150 150W 146Wh Portable Power Stations. Please read this manual thoroughly before use and retain it for future reference.
The onerbl AC adapter converts AC power from a standard electrical outlet into the DC power required by your compatible device, enabling operation or battery charging. It has been validated and tested to ensure compatibility and reliable performance.
Safety Information
To ensure safe operation and prevent damage, please observe the following safety precautions:
- Do not expose the adapter to water, moisture, or extreme temperatures.
- Avoid dropping or subjecting the adapter to severe impact.
- Do not attempt to open or modify the adapter. There are no user-serviceable parts inside.
- Ensure the adapter is used with compatible devices only. Refer to the specifications section.
- Unplug the adapter from the power outlet when not in use or during electrical storms.
- Keep the adapter away from children and pets.
- If the adapter or cable appears damaged, discontinue use immediately and seek a replacement.
Product Overview
The onerbl 15V AC-DC Adapter is a compact and reliable power solution. It features a standard AC plug for wall outlets and a DC output connector for your portable power station.

Figure 1: Front view of the onerbl 15V AC-DC Adapter, showing the AC plug and DC output cable.

Figure 2: Multiple views of the adapter, highlighting its compact design and ventilation slots.

Figure 3: Diagram illustrating the physical dimensions of the adapter (approximately 2.6 inches long, 1.6 inches wide, 1.2 inches thick) and the cable length (approximately 76 inches).
Technical Specifications
- Input: 100-240VAC, 50/60Hz
- Output: 15VDC, 2A (2000mA)
- Power: 30W (Maximum)
- Compatibility:
- BailiBatt HP200D 300W 257Wh Portable Power Station Solar Generator (69600mAh Lithium Battery, 13-24V 15V Power Supply)
- BailiBatt HP150 150W 146Wh Portable Power Station Solar Generator (39600mAh Lithium Battery, 12-20V Power Supply)
- Model Number: 1
- Manufacturer: Shenzhen Waweis Technology Co., Ltd
Package Contents
- 1 x onerbl 15V AC-DC Adapter
Setup Instructions
Follow these steps to connect and begin using your AC-DC adapter:
- Verify Compatibility: Ensure your portable power station requires a 15V DC input and has a compatible DC input port.
- Connect to Power Station: Insert the DC output connector of the onerbl adapter firmly into the DC input port of your BailiBatt portable power station.
- Connect to Wall Outlet: Plug the AC prongs of the adapter into a standard 100-240V AC electrical wall outlet.
- Confirm Connection: Once connected, your power station should indicate that it is receiving power or charging, typically via an LED indicator or display.

Figure 4: The AC-DC adapter connected to a portable power station, demonstrating a typical setup for charging or powering the device.
Operating Instructions
Once properly connected, the onerbl 15V AC-DC Adapter will automatically begin supplying power to your portable power station. If the power station's battery is depleted or partially charged, the adapter will initiate the charging process.
- Monitor your power station's display or indicators to track charging status.
- The adapter is designed for continuous use within its specified limits.
- Disconnect the adapter from the power station and wall outlet when charging is complete or when the power station is not in use for extended periods.
Care and Maintenance
Proper care will extend the life of your adapter:
- Cleaning: Disconnect the adapter from all power sources before cleaning. Use a soft, dry cloth to wipe the exterior. Do not use liquid cleaners or solvents.
- Storage: Store the adapter in a cool, dry place away from direct sunlight and extreme temperatures. Avoid tightly coiling the cable to prevent damage.
- Inspection: Periodically inspect the adapter and cable for any signs of damage, such as frayed wires or cracked casing. If damage is found, discontinue use.
Troubleshooting
If you encounter issues with your adapter, refer to the following table:
| Problem | Possible Cause | Solution |
|---|---|---|
| Adapter not supplying power. |
|
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| Power station not charging. |
|
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| Adapter feels warm during use. |
|
|
Warranty and Customer Support
This onerbl AC-DC Adapter is covered by a standard manufacturer's warranty. For specific warranty details, please refer to the product packaging or contact your retailer.
If you experience any issues not covered in the troubleshooting section or require further assistance, please contact onerbl customer support through your purchase platform or the manufacturer's official website. Please have your product model number and purchase information ready when contacting support.