1. Introduction
Thank you for choosing the RYOBI USB Lithium Screwdriver Kit FVD50K. This manual provides essential information for the safe operation, maintenance, and troubleshooting of your new tool. Please read it thoroughly before first use and retain it for future reference.

Figure 1: RYOBI USB Lithium Screwdriver Kit FVD50K. This image displays the RYOBI USB Lithium Screwdriver Kit FVD50K as it appears in its retail packaging. The kit includes the main screwdriver unit, two 1-inch screwdriver bits, and a RYOBI USB Lithium battery. The packaging highlights features such as the pivoting head for increased access and on-board bit storage.
2. Safety Information
Always follow basic safety precautions to reduce the risk of fire, electric shock, and personal injury. Keep the work area clean and well-lit. Do not operate power tools in explosive atmospheres, such as in the presence of flammable liquids, gases, or dust. Keep children and bystanders away while operating a power tool.
- Wear appropriate personal protective equipment (PPE), including safety glasses.
- Ensure the tool is switched off before making any adjustments, changing accessories, or storing.
- Use only RYOBI USB Lithium batteries and chargers specified for this tool.
- Do not expose the tool or battery to rain or wet conditions.
- Avoid accidental starting. Ensure the switch is in the off-position before inserting the battery pack.
3. Setup
3.1 Unpacking
Carefully remove all components from the packaging. Inspect the tool and accessories for any damage that may have occurred during shipping. Do not discard packaging materials until you have confirmed all parts are present and undamaged.
3.2 Charging the USB Lithium Battery
- Locate the USB charging port on the battery.
- Connect a standard USB-C charging cable (not included) to the battery's charging port.
- Connect the other end of the USB-C cable to a compatible USB power source (e.g., wall adapter, computer USB port).
- The battery indicator light will show charging status. Allow the battery to fully charge before first use.
3.3 Installing Screwdriver Bits
- Ensure the screwdriver is turned off.
- Insert the desired 1-inch screwdriver bit into the chuck until it is securely seated.
- The tool features on-board bit storage for two 1-inch bits. To access, locate the storage compartment on the tool body and slide it open.
4. Operating Instructions
4.1 Powering On/Off
- To turn the screwdriver on, press and hold the trigger switch.
- Release the trigger switch to turn the screwdriver off.
4.2 Using the Pivoting Head
The screwdriver features an adjustable, pivoting head designed for enhanced access in tight or awkward spaces. To adjust the head, firmly grasp the handle and the head of the tool, then pivot the head to the desired angle. Ensure it clicks into place before operation.
4.3 Dual LED Lighting
The integrated dual LED lights illuminate the work area for improved visibility. These lights activate automatically when the trigger switch is pressed.
4.4 Screwdriving Techniques
- Select the correct bit for the fastener.
- Apply firm, steady pressure to the tool, keeping it aligned with the fastener.
- Start the tool by pressing the trigger. Release the trigger once the fastener is driven to the desired depth.
- Avoid over-tightening fasteners, which can damage the fastener or the workpiece.
5. Maintenance
5.1 Cleaning
Keep the tool's air vents clear and free of debris to prevent overheating. Use a clean, damp cloth to wipe down the exterior of the tool. Do not use harsh chemicals or abrasive cleaners. Never immerse the tool in liquid.
5.2 Battery Care and Storage
- Store the battery in a cool, dry place away from direct sunlight and extreme temperatures.
- For long-term storage, charge the battery to approximately 50% capacity.
- Do not store the battery in a discharged state for extended periods.
- Dispose of batteries responsibly according to local regulations.
5.3 Bit Storage
Utilize the on-board bit storage to keep your most frequently used 1-inch bits readily available and organized. Ensure bits are clean and dry before storing.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Tool does not turn on. | Battery is discharged. | Charge the USB Lithium battery. |
| Tool loses power quickly. | Battery not fully charged or nearing end of life. | Ensure battery is fully charged. Consider replacing the battery if performance does not improve. |
| Screwdriver bit slips or strips fastener. | Incorrect bit size or worn bit. Insufficient pressure. | Use the correct bit for the fastener. Replace worn bits. Apply firm, steady pressure. |
| Pivoting head does not lock. | Head not fully rotated into position. | Ensure the head is fully rotated until it clicks into its locked position. |
7. Specifications
| Feature | Specification |
|---|---|
| Model Number | FVD50K |
| Brand | RYOBI |
| Power Source | USB Lithium Battery Powered |
| Voltage | 4 Volts |
| Speed (No Load) | 200 RPM |
| Material | Metal, Plastic |
| Bit Storage | On-board, holds two 1-inch bits |
| Special Features | Pivoting Head, Dual LED Lighting |
8. Warranty and Support
RYOBI products are manufactured to high-quality standards and are backed by a limited warranty. For specific warranty details, including duration and coverage, please refer to the warranty card included with your product or visit the official RYOBI website.
For technical assistance, replacement parts, or service inquiries, please contact RYOBI Customer Support. Contact information can typically be found on the product packaging or the official RYOBI website.
- Online Support: Visit the official RYOBI website for FAQs, product registration, and service center locators.
- Telephone Support: Refer to your product documentation for the customer service phone number.





