1. Introduction
This manual provides essential instructions for the safe and effective use of your Onerbl 14V AC/DC Adapter. This power supply is designed to be compatible with VacLife VL736, EV-H066, and EVH066 cordless handheld vacuum cleaners, providing 14VDC at 500mA with an 85W output. Please read this manual thoroughly before using the adapter and retain it for future reference.
2. Safety Information
To ensure safe operation and prevent damage to the adapter or connected devices, please observe the following safety precautions:
- Use the adapter only with compatible devices as specified (VacLife VL736, EV-H066, EVH066).
- Do not expose the adapter to water, moisture, or extreme temperatures.
- Avoid dropping or subjecting the adapter to strong impacts.
- Do not disassemble or attempt to repair the adapter. Refer to qualified service personnel.
- Ensure the power outlet voltage matches the adapter's input specifications (AC 100-240V, 50/60Hz).
- Unplug the adapter from the power outlet when not in use or during electrical storms.
- Keep the adapter away from children and pets.
- The adapter features built-in Over Voltage Protection and Over Heat Protection for enhanced safety.
3. Product Features
The Onerbl 14V AC/DC Adapter is designed for reliable power delivery to your compatible VacLife cordless handheld vacuum cleaner. Key features include:
- Universal Input: Supports AC 100-240V, 50/60Hz for worldwide compatibility.
- Safety Protections: Integrated smart chip provides short-circuit, over-voltage, and over-current protection.
- Durable Design: Constructed with quality materials including copper wire and a PVC jacket for longevity.
- Compact and Portable: Designed for ease of use and travel.

Image: Front and side view of the Onerbl 14V AC/DC Adapter, showing the 2-pin US plug and the adapter body with input specifications printed on it.

Image: A diagram highlighting the "SMART CHIP" and "Multiple Protection" features, including icons for short-circuit protection, over-voltage protection, and over-current protection.

Image: A diagram illustrating the "QUALITY CONTROL" and "DURABLE DESIGN" of the adapter, showing a cross-section of the cable with copper wire and PVC jacket, alongside close-ups of the plug and connector.
4. Specifications
| Feature | Detail |
|---|---|
| Brand | Onerbl |
| Compatible Devices | VacLife VL736, EV-H066, EVH066 Cordless Handheld Vacuum Cleaner |
| Input Voltage | AC 100-240V, 50/60Hz |
| Output Voltage | 14V DC |
| Current Rating | 0.5 Amps (500mA) |
| Wattage | 85 Watts |
| Power Source | Corded Electric |
| Main Power Connector Type | 2 Pin (US Standard) |
| Special Feature | Travel-friendly design |

Image: The Onerbl 14V AC/DC Adapter with dimensions labeled: 2.6 inches (length), 1.6 inches (width), and 1.2 inches (height). The cable length is indicated as 76 inches.
5. Setup
Follow these steps to set up your Onerbl AC/DC Adapter:
- Ensure your VacLife VL736, EV-H066, or EVH066 cordless handheld vacuum cleaner is turned off.
- Locate the charging port on your vacuum cleaner.
- Connect the output plug of the Onerbl adapter securely into the vacuum cleaner's charging port.
- Plug the 2-pin AC input plug of the adapter into a standard wall outlet (AC 100-240V).
- Verify that the connection is firm and the adapter is receiving power.

Image: The Onerbl AC/DC Adapter plugged into a power strip on a white desk, with a laptop and plant in the background, demonstrating a typical usage scenario.
6. Operating Instructions
Once connected, the Onerbl 14V AC/DC Adapter will begin charging your compatible VacLife cordless handheld vacuum cleaner. The charging indicator on your vacuum (if available) will typically show the charging status.
- Allow the vacuum cleaner to charge fully before its first use or after extended periods of non-use.
- Do not leave the vacuum connected to the charger indefinitely after it is fully charged to prolong battery life, unless the vacuum's manufacturer specifies otherwise.
- The adapter is designed for continuous use during charging cycles.
7. Maintenance
Proper maintenance ensures the longevity and performance of your adapter:
- Cleaning: Disconnect the adapter from the power source and the vacuum. Wipe the exterior with a soft, dry cloth. Do not use liquid cleaners or solvents.
- Storage: Store the adapter in a cool, dry place away from direct sunlight and extreme temperatures when not in use. Avoid wrapping the cord too tightly around the adapter.
- Inspection: Periodically inspect the adapter and its cord for any signs of damage, such as frayed wires or cracked casing. If damage is found, discontinue use immediately.
8. Troubleshooting
If you encounter issues with your Onerbl AC/DC Adapter, refer to the following common solutions:
- Vacuum not charging:
- Ensure the adapter is securely plugged into both the wall outlet and the vacuum cleaner.
- Check if the wall outlet is functional by plugging in another device.
- Verify that the adapter is compatible with your specific vacuum model (VL736, EV-H066, EVH066).
- Adapter feels hot:
- It is normal for the adapter to feel warm during operation. However, if it becomes excessively hot, unplug it immediately.
- Ensure there is adequate ventilation around the adapter and it is not covered.
- Visible damage to adapter or cord:
- Discontinue use immediately and replace the adapter. Do not attempt to repair damaged components.
9. Warranty and Support
For information regarding warranty coverage or technical support, please refer to the documentation provided with your purchase or contact the retailer where the Onerbl 14V AC/DC Adapter was acquired. Keep your purchase receipt as proof of purchase.