1. Introduction
This manual provides instructions for the safe and proper use of your onerbl AC/DC Adapter. This adapter is designed as a replacement power supply for the Tzumi Wireless Charging LED Desk Lamp, specifically models 5356 and 5356WME. Please read this manual thoroughly before use and retain it for future reference.
2. Safety Information
To ensure safe operation and prevent damage, observe the following precautions:
- Do not expose the adapter to water, moisture, or extreme temperatures.
- Do not disassemble or modify the adapter.
- Ensure the adapter is used with devices that match its voltage and current specifications (5.4V DC, 2.8A).
- Unplug the adapter from the power outlet when not in use for extended periods.
- Keep out of reach of children.
This adapter features built-in protections:
- Over Voltage Protection: Safeguards against excessive voltage input.
- Over Heat Protection: Prevents overheating during operation.
- Short-Circuit Protection: Protects against damage from short circuits.

Image: Visual representation of the adapter's smart chip offering multiple protections against short-circuit, over-voltage, and over-current.
3. Setup
- Verify Compatibility: Ensure your device, such as the Tzumi Wireless Charging LED Desk Lamp Model 5356, requires a 5.4V DC, 2.8A power supply.
- Connect to Device: Insert the adapter's DC output plug firmly into the power input port of your Tzumi Wireless Charging LED Desk Lamp.
- Connect to Power Outlet: Plug the AC input prongs of the adapter into a standard AC wall outlet (100-240V, 50/60Hz).

Image: The onerbl AC/DC adapter shown connected to a power strip and supplying power to a device, illustrating a typical setup.
4. Operating
Once properly connected, the adapter will supply power to your device. The operation is automatic. Ensure the connection is secure for continuous power delivery.
5. Maintenance
- Cleaning: Disconnect the adapter from the power outlet and the device before cleaning. Use a soft, dry cloth to wipe the surface. 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 cable too tightly to prevent damage.
- Inspection: Periodically inspect the adapter and cable for any signs of damage, such as frayed wires or cracked casing. Discontinue use if damage is observed.

Image: An illustration highlighting the durable design of the power cable, featuring copper wire and a PVC jacket for longevity.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device not receiving power | Adapter not plugged in correctly Power outlet not functioning Device power input issue Adapter or cable damage | Ensure adapter is fully plugged into both the wall outlet and the device. Test the power outlet with another device. Check the device's power input port. Inspect adapter and cable for visible damage. If damaged, replace the adapter. |
| Adapter feels unusually hot | Overload or poor ventilation Internal fault | Ensure the device's power requirements do not exceed the adapter's output. Provide adequate ventilation around the adapter. Discontinue use if overheating persists and contact support. |
7. Specifications

Image: Front and side views of the onerbl AC/DC adapter, showing its compact design and 2-pin plug.

Image: Detailed view of the adapter with dimensions (2.6 inches length, 1.6 inches width, 1.2 inches height) and cable length (76 inches).
- Model: Replacement for Tzumi Wireless Charging LED Desk Lamp Model 5356, 5356WME
- Input: AC 100-240V, 50/60Hz (Worldwide Compatible)
- Output: DC 5.4V, 2.8A
- Power: 15.12W
- Connector Type: 2-Pin US Plug
- Cable Length: Approximately 76 inches (6.33 feet)
- Adapter Dimensions (approx.): 2.6 inches (Length) x 1.6 inches (Width) x 1.2 inches (Height)
- Weight: 8 Ounces
- Safety Features: Over Voltage Protection, Over Heat Protection, Short-Circuit Protection
8. Warranty and Support
For warranty information or technical support, please refer to the documentation provided with your purchase or contact the seller directly. Keep your purchase receipt as proof of purchase.