1. Introduction
This manual provides essential information for the safe and effective use of your UpBright 24V AC/DC Adapter. This adapter is specifically designed to be compatible with Snailax SL-591, SL-591B, and SL-591G Heat Vibration Foot Massagers, providing the necessary 24VDC power supply for their operation. Please read this manual thoroughly before using the product.
2. Safety Information
To ensure safe operation and prevent damage, please observe the following precautions:
- Use the adapter only with devices that require a 24V DC input, such as the specified Snailax foot massagers. Using it with incompatible devices may cause damage.
- Do not expose the adapter to water, moisture, or extreme temperatures.
- Avoid dropping or subjecting the adapter to severe impacts.
- Do not attempt to open, modify, or repair the adapter. Refer all servicing to qualified personnel.
- Ensure the power outlet is easily accessible and unplug the adapter when not in use for extended periods or during electrical storms.
- Keep the adapter away from heat sources and ensure adequate ventilation to prevent overheating.
- Always grasp the plug, not the cord, when disconnecting from the power outlet.
3. Product Overview
The UpBright 24V AC/DC Adapter is a compact and efficient power supply unit designed for specific electronic devices. It converts standard AC wall power to the required 24V DC for your compatible Snailax foot massager.

Figure 3.1: Front view of the UpBright 24V AC/DC Adapter. This image shows the main body of the adapter with the UpBright logo, AC/DC ADAPTER label, model information, input/output specifications, and regulatory marks (FC, CE). The attached DC output cable with a barrel connector is visible extending from the bottom.

Figure 3.2: Side view of the UpBright 24V AC/DC Adapter. This perspective highlights the two-prong AC input plug designed for standard wall outlets, along with the DC output cable coiled beside the adapter body.

Figure 3.3: Top view of the UpBright 24V AC/DC Adapter. This image provides an overhead view of the adapter's rectangular body, with the DC output cable extending from one end.
4. Setup
Follow these steps to set up your UpBright AC/DC Adapter:
- Verify Compatibility: Ensure your device (e.g., Snailax SL-591, SL-591B, SL-591G Foot Massager) requires a 24V DC power input. Check your device's specifications or original adapter.
- Connect to Device: Locate the power input port on your Snailax foot massager. Insert the barrel connector of the UpBright adapter's DC output cable firmly into this port.
- Connect to Power Outlet: Plug the AC prongs of the UpBright adapter into a standard 100-240VAC 50/60Hz wall power outlet.
- Power On Device: Once connected, your device should be ready to receive power. Refer to your device's instruction manual for specific power-on procedures.
5. Operating Instructions
The UpBright 24V AC/DC Adapter operates automatically once connected to a power source and a compatible device. It provides a stable 24V DC output to power your Snailax foot massager.
- No user interaction is required for the adapter itself once plugged in.
- The adapter is designed for continuous operation within its specified voltage and current limits.
- Always ensure the adapter is not covered or placed in an enclosed space during operation to allow for proper heat dissipation.
6. Maintenance
Proper care and maintenance will extend the life of your adapter:
- 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 aerosols.
- 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.
- Inspection: Periodically inspect the adapter and its cable for any signs of damage, such as cuts, fraying, or bent prongs. If damage is found, discontinue use and replace the adapter.
7. Troubleshooting
If you encounter issues with your UpBright AC/DC Adapter, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Device not powering on. | Adapter not properly plugged in. Power outlet is not active. Device power switch is off. Adapter or device is faulty. | Ensure adapter is fully inserted into both the wall outlet and the device. Test the outlet with another appliance. Check the power switch on your Snailax massager. If issues persist, contact support or consider replacement. |
| Adapter feels excessively hot. | Poor ventilation. Overload (using with incompatible device). Internal fault. | Ensure adapter is in an open area with good airflow. Verify the device's power requirements match the adapter's output. Immediately unplug and discontinue use if overheating persists. |
| Loose connection. | Worn connector or port. | Ensure the barrel connector is fully inserted. If it remains loose, the connector or device port may be damaged. |
If troubleshooting steps do not resolve the issue, please refer to the Warranty and Support section.
8. Specifications
Technical specifications for the UpBright 24V AC/DC Adapter:
| Feature | Detail |
|---|---|
| Product Dimensions | 4 x 2 x 2 inches |
| Item Weight | 5 ounces |
| Input Voltage | 100-240VAC 50/60Hz (World Wide Input Voltage) |
| Output Voltage | 24V DC |
| Connector Type | Barrel Connector |
| Protection Features | OVP (Over Voltage output Protection), OCP (Over Current output Protection), SCP (Short Circuit output Protection) |
| Manufacturer | UpBright |
| Model Compatibility | Snailax SL-591, SL-591B, SL-591G Foot Massagers |
9. Warranty and Support
UpBright stands behind the quality of its products. This adapter comes with the following warranty and support:
- 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 warranty.
- For warranty claims or technical support, please contact UpBright customer service. Refer to the product packaging or the UpBright official website for contact information.

Figure 9.1: This image illustrates the potential inclusion of suitable international outlet adapters (AU, EU, UK types) for international orders, alongside a representation of the UpBright Limited Warranty Certificate, signifying product assurance.
