1. Introduction
This manual provides essential information for the safe and effective use of your onerbl AC-DC adapter. This adapter is designed as a replacement power supply for compatible devices, specifically Omron M500 Intelli IT and HEM-7361T-D Blood Pressure Monitors. Please read these instructions carefully before use and retain them for future reference.
2. Safety Information
- Do not expose the adapter to water, rain, or excessive moisture.
- Do not disassemble or modify the adapter. Unauthorized modifications can lead to electric shock, fire, or damage to the device.
- Ensure the adapter is used with devices that match its voltage and current specifications. Using an incompatible adapter can damage your device.
- Keep the adapter away from heat sources and direct sunlight.
- Always unplug the adapter from the power outlet when not in use or during electrical storms.
- Inspect the adapter and cable for any signs of damage before each use. If damaged, discontinue use immediately.
3. Product Features
- High-quality replacement AC wall power charger adapter.
- Wide input voltage range: AC 100-240V, 50/60Hz (Worldwide AC Input).
- Equipped with Over Voltage Protection to safeguard your devices.
- Features Over Heat Protection for enhanced safety.
- Tested units ensure reliable and safe operation.
4. Package Contents
- 1 x onerbl AC-DC Adapter
5. Setup
- Inspect the Adapter: Before connecting, visually inspect the adapter and its cable for any signs of damage. Ensure the prongs are straight and the cable insulation is intact.
- Connect to Device: Plug the DC output connector of the adapter into the power input port of your Omron M500 Intelli IT or HEM-7361T-D Blood Pressure Monitor. Ensure a secure connection.
- Connect to Power Outlet: Insert the AC prongs of the adapter into a standard AC 100-240V wall power outlet.

Image: The onerbl AC-DC adapter connected to a power strip and supplying power to a blood pressure monitor, demonstrating a typical setup.
6. Operating Instructions
Once properly connected, the adapter will supply power to your device. If your device has a battery, the adapter will also charge it. No further operational steps are required for the adapter itself.

Image: Front and side views of the onerbl AC-DC adapter. The front label indicates "AC Adapter Input: 100-240VAC 0.3A 50/60Hz" and regulatory marks.
7. Maintenance
- Cleaning: Disconnect the adapter from the power outlet and your device before cleaning. Use a soft, dry cloth to wipe the surface. Do not use liquid cleaners or sprays.
- Storage: When not in use, store the adapter in a cool, dry place, away from direct sunlight and extreme temperatures. Avoid tightly winding the cable to prevent damage.
- Cable Care: Do not bend, twist, or pull the cable excessively. Avoid placing heavy objects on the cable.
8. Troubleshooting
- No Power to Device:
- Ensure the adapter is securely plugged into both the wall outlet and your device.
- Check if the wall outlet is functional by plugging in another device.
- Inspect the adapter and cable for any visible damage.
- Adapter Overheating:
- It is normal for adapters to feel warm during operation. However, if it becomes excessively hot, unplug it immediately.
- Ensure adequate ventilation around the adapter. Do not cover it.
- Verify that the connected device is compatible with the adapter's specifications.
9. Specifications
| Brand | onerbl |
| Model Number | 1 |
| Input Voltage | AC 100-240V, 50/60Hz |
| Manufacturer | Shenzhen Waweis Technology Co., Ltd |
| ASIN | B0D9GHL93G |
| Cable Length | 76 inches (approx. 193 cm) |

Image: A diagram illustrating the physical dimensions of the adapter (1.6 inch, 1.2 inch, 2.6 inch) and the cable length (76 inch).
10. Warranty and Support
For warranty information or technical support, please refer to the product packaging or contact your retailer. Keep your purchase receipt as proof of purchase.