1. Introduction
This manual provides essential information for the proper use and maintenance of your Onerbl AC-DC Adapter. This adapter is designed to provide reliable power to compatible devices, specifically the Eufy HomeBase 2 16Gb Home Security Camera System, Doorbell Alarm T8010, and HomeBase2 AK-T80101D2-1.
The adapter converts standard AC electrical power into the DC power required by your device, ensuring stable operation and efficient charging.

Image 1.1: The Onerbl AC-DC Adapter, featuring a standard US plug and a barrel connector.
2. Setup
Follow these steps to correctly set up your AC-DC adapter:
- Verify Compatibility: Ensure your device, such as the Eufy HomeBase 2, requires a 12VDC 2A power input and uses a barrel connector. This adapter is specifically designed for the Eufy HomeBase 2 (Model AK-T80101D2-1).
- Connect to Device: Insert the barrel connector end of the adapter cable firmly into the power input port of your Eufy HomeBase 2.
- Connect to Power Outlet: Plug the AC prongs of the adapter into a standard 100-240VAC electrical wall outlet.
- Power On: Once connected, your device should receive power. Observe your device's power indicator to confirm it is functioning correctly.

Image 2.1: Front and side views of the adapter, showing the input specifications and barrel connector.
3. Operating Instructions
The Onerbl AC-DC Adapter is designed for continuous operation. Once connected, it provides a stable power supply to your compatible device.
- Stable Power Delivery: The adapter delivers a consistent 12VDC at 2A, suitable for devices requiring this power profile.
- Safety Features: This adapter includes built-in Over Voltage Protection and Over Heat Protection to safeguard both the adapter and your connected device from electrical irregularities.
- Environmental Conditions: Operate the adapter in a well-ventilated area, away from direct sunlight, moisture, and extreme temperatures.

Image 3.1: The adapter in a typical usage scenario, connected to a power strip.
4. Maintenance
Proper maintenance ensures the longevity and optimal performance 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. Avoid tightly coiling the cable to prevent damage.
- Inspection: Periodically inspect the cable and connector for any signs of wear, cuts, or damage. If damage is observed, discontinue use and replace the adapter.
5. Troubleshooting
If you encounter issues with your Onerbl AC-DC Adapter, consider the following:
- No Power to Device:
- Ensure the adapter is securely plugged into a working wall outlet.
- Verify the barrel connector is fully inserted into your device's power port.
- Test the wall outlet with another device to confirm it has power.
- Device Not Charging/Operating Correctly:
- Confirm that your device's power requirements (voltage and amperage) match the adapter's output (12VDC 2A).
- Check for any visible damage to the adapter cable or connector.
- Adapter Overheating:
- Ensure the adapter is in a well-ventilated area and not covered.
- If overheating persists, disconnect immediately and discontinue use.
If issues persist after following these steps, contact the product seller for further assistance.
6. Specifications
| Feature | Specification |
|---|---|
| Brand | onerbl |
| Model | AK-T80101D2-1 (Compatible) |
| Input Voltage | 100-240 Volts AC (50/60Hz) |
| Output Voltage | 12 Volts DC |
| Output Amperage | 2 Amps |
| Wattage | 24 Watts |
| Connector Type | Barrel Connector |
| Color | Black |
| Special Feature | Short Circuit Protection |
| Included Components | 1 x AC Adapter |

Image 6.1: Physical dimensions of the adapter and its 76-inch cable length.
7. Warranty and Support
This Onerbl AC-DC Adapter has been tested to ensure it is in great working condition upon delivery.
For specific warranty details or technical support, please refer to the documentation provided at the time of purchase or contact the seller directly through the platform where the product was acquired.