1. Product Overview
The UpBright 12V AC/DC Adapter is a global power supply designed to provide reliable power to compatible devices. It features a wide input voltage range (100-240VAC) and includes essential safety protections such as Over Voltage Protection (OVP), Over Current Protection (OCP), and Short Circuit Protection (SCP).
This adapter is specifically compatible with:
- Belmint Model BEL-BNM Neck Massager
- Belmint BEL-FBM Shiatsu Deep Kneading Back Massager with 12 Rolling Nodes Heated Portable Electric Massage Chair

Figure 1.1: Front view of the UpBright 12V AC/DC Adapter, showing the main unit with the power prongs and the attached output cable with a barrel connector.
2. Setup Instructions
- Unpack the Adapter: Carefully remove the UpBright 12V AC/DC Adapter from its packaging. Inspect it for any visible damage.
- Identify the Device Input: Locate the power input port on your Belmint Neck Massager (BEL-BNM) or Shiatsu Massage Chair (BEL-FBM). This port is typically a circular jack designed to accept a barrel connector.
- Connect the Adapter: Insert the barrel connector of the UpBright adapter's output cable firmly into the power input port of your Belmint device. Ensure a snug fit.
- Plug into Power Outlet: Insert the AC prongs of the UpBright adapter into a standard wall power outlet (100-240VAC, 50/60Hz).

Figure 2.1: Another view of the UpBright 12V AC/DC Adapter, highlighting the compact design and cable.
3. Operating Instructions
The UpBright 12V AC/DC Adapter is designed for continuous operation once connected. It provides a stable 12V DC output to power your compatible Belmint device.
- Once the adapter is properly connected to both the device and a power outlet, your Belmint massager or chair should be ready for use according to its own operating instructions.
- The adapter does not have an on/off switch; power is supplied as long as it is plugged into an active outlet and connected to the device.
- Always ensure the adapter is used within its specified voltage and current ratings to prevent damage to the adapter or the connected device.
4. Maintenance
Proper maintenance ensures the longevity and safe operation of your UpBright AC/DC 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, away from direct sunlight and extreme temperatures. Avoid tightly coiling the cable to prevent damage.
- Cable Care: Regularly inspect the power cable and connector for any signs of fraying, cuts, or bent pins. Do not use the adapter if the cable or connector is damaged.
- Ventilation: Ensure the adapter is placed in an area with adequate ventilation during operation to prevent overheating. Do not cover the adapter.

Figure 4.1: Side profile of the adapter, illustrating its compact form factor.
5. Troubleshooting
If you encounter issues with your UpBright AC/DC Adapter, refer to the following common troubleshooting steps:
| Problem | Possible Cause | Solution |
|---|---|---|
| Device not powering on. | Adapter not properly connected to outlet or device. | Ensure all connections are secure and fully inserted. |
| Device not powering on. | Power outlet is not active. | Test the outlet with another known working device. Check circuit breaker. |
| Device not powering on. | Damaged adapter cable or connector. | Inspect the cable for cuts or fraying. If damaged, discontinue use and replace the adapter. |
| Adapter feels hot during use. | Normal operation, or insufficient ventilation. | A slight warmth is normal. Ensure the adapter is not covered and has adequate airflow. If excessively hot, disconnect immediately. |
6. Specifications
| Attribute | Value |
|---|---|
| Brand | UPBRIGHT |
| Model Number | Belmint BEL-BNM Massager Power Supply |
| Input Voltage | 100-240VAC, 50/60Hz |
| Output Voltage | 12V DC |
| Output Current | 2A - 2.5A (2000mA - 2500mA) |
| Power Output | 24W - 30W |
| Connector Type | Barrel Connector |
| Product Dimensions (L x W x H) | 4 x 2 x 2 inches |
| Item Weight | 5 ounces |
| Safety Protections | OVP (Over Voltage Protection), OCP (Over Current Protection), SCP (Short Circuit Protection) |
7. Warranty and Support
UpBright products are designed for reliability and come with a commitment to customer satisfaction.
- Refund Policy: UpBright offers a 30-day refund policy from the date of purchase.
- Exchange Policy: The product is covered by a 24-month exchange policy.
- For warranty claims or technical support, please contact the manufacturer, UpBright, directly. Refer to the product packaging or the official UpBright website for contact information.

Figure 7.1: Illustration of potential international outlet adapters and a representation of the UpBright Limited Warranty Certificate.