Introduction
This manual provides essential information for the safe and effective use of your Onerbl AC-DC Adapter. This power supply is designed to convert AC power from electrical outlets into the DC power required by your compatible device, allowing for operation or battery charging.
Onerbl AC adapters are manufactured with high-quality materials and tested to meet the power requirements of your device. This adapter has been validated to ensure compatibility and proper function.
Product Overview and Compatibility
The Onerbl AC-DC Adapter is a switching power supply designed for specific cordless car polisher tool sets. It provides a stable 12V DC output for operating your device or charging its battery.
Compatible Models:
- SPTA PS081120 Cordless Car Polisher Tool Sets
- SPTA LD601US-MIX / LD601USMIX Cordless Car Polisher Tool Sets
- SPTA SP-DA1US / SP-DA1 / SPDA1 Cordless Mini Car Polisher 12V 2000mAh

Image 1: Front and side view of the Onerbl AC-DC Adapter, showing the two-prong plug and the DC output cable.
Setup Instructions
- Unpack the Adapter: Carefully remove the AC-DC adapter from its packaging.
- Inspect for Damage: Before use, visually inspect the adapter and its cable for any signs of damage. Do not use if damaged.
- Connect to Device: Plug the DC output connector of the adapter into the corresponding power input port on your compatible SPTA cordless car polisher. Ensure a secure connection.
- Connect to Power Outlet: Insert the AC input plug of the adapter into a standard 100-240V AC electrical wall outlet.
- Verify Power: Once connected, your device should indicate that it is receiving power or charging, depending on its design.

Image 2: The Onerbl AC-DC Adapter connected to a power strip, demonstrating a typical setup for use.
Operating Instructions
Once the adapter is properly connected to both the power outlet and your device, it will supply the necessary power. For devices with rechargeable batteries, the adapter will initiate the charging process.
Important Note on Batteries:
- Rechargeable batteries have a finite lifespan, typically lasting 1 to 3 years.
- An old or dead battery may not accept a charge, which is a battery issue, not a charger malfunction.
- If you suspect a battery or charger issue, a voltmeter can be used to test if the charger is supplying power correctly.
Maintenance
- Cleaning: Disconnect the adapter from all power sources before cleaning. Use a dry, soft 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 moisture when not in use.
- Cable Care: Avoid bending or crimping the power cord excessively. Do not place heavy objects on the cord.
- Environmental Conditions: Do not expose the adapter to extreme temperatures, humidity, or dusty environments.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device not powering on or charging. | Adapter not properly connected to power outlet or device. | Ensure all connections are secure. Try a different power outlet. |
| Device not charging, but adapter is connected. | Battery in the device may be old or dead. | Test the device's battery. If possible, try the device with a known good battery or test the adapter's output with a voltmeter. Rechargeable batteries have a limited lifespan. |
| Adapter feels unusually hot. | Overload or internal fault. | Immediately disconnect the adapter from the power outlet and device. Do not use if it continues to overheat. Contact support. |
Specifications
| Brand | onerbl |
| Input Voltage | 100-240V AC, 50/60Hz |
| Output Voltage | 12V DC |
| Output Current | 1.5A (1500mA) |
| Manufacturer | Shenzhen Waweis Technology Co., Ltd |
| ASIN | B0DCVSVBHP |

Image 3: Physical dimensions of the Onerbl AC-DC Adapter (1.6 inch width, 1.2 inch height, 2.6 inch length) and its cable length (76 inches).
Warranty and Support
For any questions, technical assistance, or warranty inquiries regarding your Onerbl AC-DC Adapter, please contact the seller or manufacturer directly through your purchase platform. Please refer to your purchase documentation for specific warranty terms and contact information.





