Introduction
Thank you for choosing the RoyPow AC to DC Converter Power Supply Transformer. This adapter is designed to conveniently transform 110-240V AC wall power into 12V DC current, providing a female cigarette lighter socket for various automotive electronic devices. Please read this manual carefully before use to ensure proper operation and safety.

Figure 1: RoyPow AC to DC Converter Power Supply Transformer
This compact and portable converter is ideal for powering most low-power automotive electronics with a rated power of less than 24W.
Safety Information
To prevent damage to the device and ensure user safety, please observe the following important reminders:
- DO NOT power automotive electronics that exceed 24W.
- Specifically, DO NOT use this converter with devices such as: Car Refrigerators, Car Vacuum Cleaners, Air Pumps, Air Compressors, Tire Inflators, Cooler & Warmer Boxes, Lunch Boxes, Coffee Mugs, and Mug Cups. These devices typically require more power than the converter can safely provide.
- Ensure the converter is used in a dry environment and away from water or excessive moisture.
- Avoid dropping or subjecting the converter to strong impacts.
- Do not disassemble or attempt to repair the converter yourself. Refer to qualified personnel for service.

Figure 2: Examples of Incompatible Automotive Electronics (Exceed 24W)
Product Overview
What's in the Box
Upon opening the package, you should find the following items:
- 1 x RoyPow AC to DC Converter Power Supply Transformer
- 1 x User Manual (this document)

Figure 3: Package Contents
Setup
Setting up your RoyPow AC to DC Converter is straightforward:
- Locate a standard 110-240V AC wall outlet.
- Plug the RoyPow AC to DC Converter directly into the wall outlet. Ensure it is securely seated.
- The converter features a female cigarette lighter socket. Insert your 12V automotive electronic device's cigarette lighter plug into this socket.
- Verify that your device's power consumption is within the 24W limit of the converter.

Figure 4: Connecting a Device to the Converter
Operating Instructions
Once set up, the converter is ready to power your compatible devices:
- The converter provides a stable 12V 2A output, suitable for most low-power automotive electronics.
- Compatible Devices: This includes, but is not limited to, car Dash Cams, car DVR video recorders, car MP3 players, car Bluetooth FM transmitters, car air purifiers, car humidifiers, car telephones, automotive razors, and car chargers. Always check the power requirements of your device.

Figure 5: Examples of Compatible Automotive Electronics (Within 24W)
- Multi-protection Guarantee: The converter is equipped with multiple circuit protections, including short-circuit protection, over-load protection, overcurrent protection, and over-temperature protection, ensuring safe operation for both the converter and your connected devices.
Maintenance
To ensure the longevity and optimal performance of your RoyPow AC to DC Converter, follow these simple maintenance guidelines:
- Keep the converter clean and free from dust. Use a soft, dry cloth for cleaning.
- Store the converter in a cool, dry place when not in use.
- Avoid exposing the converter to extreme temperatures or direct sunlight for prolonged periods.
- Do not block the ventilation openings (if any) on the converter, as this can lead to overheating.
Troubleshooting
If you encounter issues with your RoyPow AC to DC Converter, please refer to the following common troubleshooting steps:
| Problem | Possible Cause | Solution |
|---|---|---|
| No power output | Converter not properly plugged in | Ensure the converter is fully inserted into a live wall outlet. |
| No power output | Connected device exceeds 24W | Disconnect the high-power device. Only connect devices with a rated power of 24W or less. |
| No power output | Overload/Short-circuit protection activated | Unplug the converter from the wall and disconnect the device. Wait a few minutes, then reconnect a compatible device. |
| Device not charging/operating efficiently | Loose connection | Ensure the automotive device's plug is firmly seated in the converter's socket. |
If the problem persists after trying these steps, please contact customer support.
Specifications
| Feature | Detail |
|---|---|
| Model Number | C24 |
| Input Voltage | AC 110-240V |
| Output Voltage | DC 12V |
| Output Current | 2A |
| Rated Power | 24W |
| Product Dimensions | 2.28 x 2.09 x 1.3 inches |
| Item Weight | 2.65 ounces |
| First Available | August 16, 2017 |
| Manufacturer | RoyPow |
Warranty and Support
For warranty information and detailed support, please refer to the official RoyPow website or contact their customer service directly. You can visit the RoyPow store on Amazon for more information and contact options:
