1. Introduction
This manual provides essential instructions for the safe and effective use of your onerbl Car Adapter, designed specifically for the RadioShack PRO-197 Radio Scanner. Please read this manual thoroughly before using the product to ensure proper operation and to prevent damage.

Image 1.1: The onerbl Car Adapter, featuring a car cigarette lighter plug on one end and a barrel connector on the other, with a coiled cable in between.
2. Important Safety Information
To ensure safe operation and prevent damage to the adapter or your RadioShack PRO-197 Radio Scanner, please observe the following safety precautions:
- Compatibility: Use this adapter only with compatible devices, specifically the RadioShack PRO-197 Radio Scanner.
- Input Voltage: Ensure your vehicle's power outlet provides 12V-24V DC. Do not use with incompatible voltage sources.
- Environmental Conditions: Avoid exposing the adapter to moisture, extreme temperatures, or direct sunlight.
- Handling: Do not drop, disassemble, or attempt to repair the adapter. Refer servicing to qualified personnel.
- Cable Integrity: Regularly inspect the cable for any signs of damage. Do not use if the cable is frayed or damaged.
- Ventilation: Ensure the adapter is not covered during use to allow for proper ventilation.
3. Product Features
The onerbl Car Adapter is designed for reliable power delivery to your RadioShack PRO-197 Radio Scanner while on the go. Key features include:
- Wide Input Voltage: Supports 12V to 24V DC input, suitable for most standard vehicle power outlets.
- Safety Protections: Equipped with built-in safeguards against over-voltage and over-heat conditions.
- High Quality Construction: Manufactured with durable materials for extended lifespan.

Image 3.1: Diagram illustrating the 'Smart Chip' technology with icons for short-circuit protection, over-voltage protection, and over-current protection, ensuring multiple layers of safety.

Image 3.2: Visual representation of the adapter's quality control and durable design, highlighting copper wire and PVC jacket construction for enhanced longevity.
4. Package Contents
Your package should contain the following item:
- 1 x onerbl Car Adapter for RadioShack PRO-197 Radio Scanner
5. Setup Instructions
Follow these steps to set up your car adapter:
- Locate Vehicle Power Outlet: Identify the 12V or 24V DC power outlet (cigarette lighter socket) in your vehicle.
- Connect Adapter to Vehicle: Insert the car adapter's plug firmly into the vehicle's power outlet. Ensure a secure connection.
- Connect Adapter to Scanner: Plug the barrel connector end of the adapter into the power input port of your RadioShack PRO-197 Radio Scanner.
- Verify Power: Once connected, your scanner should receive power. Refer to your scanner's manual for specific power indicator lights.
6. Operating Instructions
Using the onerbl Car Adapter is straightforward:
- Power On: After connecting the adapter to both the vehicle and the scanner, turn on your RadioShack PRO-197 Radio Scanner as per its own operating instructions.
- Power Off: To power off the scanner, follow its specific power-off procedure. To disconnect the adapter, first unplug it from the scanner, then from the vehicle's power outlet.
- Charging (if applicable): If your scanner supports charging via its power input, the adapter will provide the necessary power. Consult your scanner's manual for charging status indicators.
7. Maintenance and Storage
Proper care will extend the life of your car adapter:
- Cleaning: Disconnect the adapter from all power sources 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 moisture. Avoid tightly coiling the cable to prevent damage.
- Inspection: Periodically check the adapter and cable for any signs of wear, cuts, or damage.
8. Troubleshooting
If you encounter issues with your onerbl Car Adapter, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Scanner does not power on. | Adapter not properly connected. Vehicle power outlet is not active. Faulty adapter or scanner. | Ensure adapter is firmly plugged into both the vehicle outlet and the scanner. Check if the vehicle's power outlet is working (e.g., by testing with another device). If possible, test the scanner with another known working power source. |
| Adapter feels unusually hot. | Overload or poor ventilation. | Disconnect the adapter immediately. Ensure it is not covered and has adequate airflow. If the issue persists, discontinue use. |
| Loose connection in vehicle outlet. | Worn vehicle outlet or adapter plug. | Ensure the adapter is fully inserted. If the connection remains loose, consult a vehicle technician or consider replacing the adapter if it appears worn. |
9. Specifications
| Feature | Detail |
|---|---|
| Brand | onerbl |
| Input Voltage | 12V - 24V DC |
| Output Voltage | 24 Volts (Specific to RadioShack PRO-197 requirements) |
| Special Feature | Travel |
| Item Weight | 8 ounces |
| Manufacturer | Shenzhen Waweis Technology Co., Ltd |
| Main Power Connector Type | 2 Pin (Barrel Connector) |
10. Warranty and Support
For information regarding warranty coverage and customer support, please refer to the documentation provided at the time of purchase or contact your retailer. Keep your purchase receipt as proof of purchase.