1. Introduction
This manual provides instructions for the safe and efficient use of your onerbl 5V AC/DC Adapter. This adapter is designed as a replacement power supply for devices requiring 5V DC input, such as the Technical Pro XP152PKG 3000W 15" Rechargeable Bluetooth LED Speaker.
Please read this manual thoroughly before using the product and retain it for future reference.
2. Safety Information
To ensure safe operation, please observe the following precautions:
- Use the adapter only with devices that match its voltage and current specifications (5V DC).
- 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 or repair the adapter. Refer all servicing to qualified personnel.
- Ensure the adapter is plugged into a properly grounded wall outlet.
- Unplug the adapter from the wall outlet when not in use for extended periods.
- Keep out of reach of children.

Figure 2.1: The adapter features built-in protections against short-circuit, over-voltage, and over-current to ensure electrical safety.
3. Setup
Follow these steps to set up your onerbl 5V AC/DC Adapter:
- Verify Compatibility: Ensure your device requires a 5V DC power input and has a compatible power port. This adapter is specifically designed for devices like the Technical Pro XP152PKG speaker.
- Inspect the Adapter: Before use, visually inspect the adapter and its cable for any signs of damage. Do not use if damaged.
- Connect to Device: Insert the DC output plug of the adapter firmly into the power input port of your device.
- Connect to Power Outlet: Plug the AC input prongs of the adapter into a standard AC 100-240V 50/60Hz wall outlet.
- Power On Device: Once connected, you can power on your device.

Figure 3.1: The adapter connected to a power strip, demonstrating a typical setup for powering a device.
4. Operating Instructions
The onerbl 5V AC/DC Adapter operates automatically once connected. It converts the AC wall current to the required 5V DC for your compatible device.
- The adapter is designed for continuous operation within its specified voltage and current limits.
- If your device has an internal battery, the adapter will charge the battery while simultaneously powering the device.
- Monitor your device for proper charging or operation after connecting the adapter.
5. Maintenance
Proper maintenance ensures the longevity and safe operation of your adapter:
- Cleaning: Disconnect the adapter from the power outlet and the device 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 moisture. Avoid tightly coiling the cable to prevent damage.
- Inspection: Periodically inspect the cable and connectors for any signs of wear, cuts, or bends. Replace the adapter if any damage is observed.

Figure 5.1: Front and side views of the adapter, highlighting its design for easy handling and storage.
6. Troubleshooting
If you encounter issues with your adapter, refer to the following table:
| Problem | Possible Cause | Solution |
|---|---|---|
| Device not powering on/charging. |
|
|
| Adapter feels excessively hot. |
|
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7. Specifications
| Feature | Detail |
|---|---|
| Brand | onerbl |
| Model Number | 1d1d35ba-0b90-4033-a565-60feb0cdab77 |
| Input Voltage | AC 100-240V, 50/60Hz |
| Output Voltage | DC 5V |
| Plug Format | Type A (US Standard) |
| Total Power Outlets | 1 |
| Cable Length | Approximately 76 inches (6.3 feet) |
| Protection Features | Over Voltage Protection, Over Heat Protection, Short Circuit Protection, Over Current Protection |

Figure 7.1: Dimensions of the adapter and its cable length.
8. Warranty and Support
This product is covered by a standard warranty. For specific warranty terms and conditions, please refer to the documentation provided at the time of purchase or contact your retailer.
For technical support or inquiries, please contact onerbl customer service through your purchase platform or the contact information provided with the product packaging.