1. Introduction
This manual provides essential instructions for the safe and effective use of your VESSEL Electric Ball Grip Screwdriver 220USB-P1. Please read this manual thoroughly before operation and retain it for future reference.
2. Safety Information
WARNING: Failure to follow these safety instructions may result in electric shock, fire, or serious injury.
- Always read the instruction manual before use.
- Exercise caution to prevent short circuits and electric shocks.
- Avoid overloading the screwdriver, as this may cause damage to the tool or injury due to stripped screws.
- Keep the tool out of reach of children.
- Do not attempt to tighten or loosen screws manually beyond the tool's specified maximum endurance torque (12 Nm).
3. Product Overview
3.1 Components
The VESSEL Electric Ball Grip Screwdriver 220USB-P1 includes the following components:
- Electric Ball Grip Screwdriver unit
- 1 x Phillips bit (+2 x 100 mm)
- USB Type-C charging cable (1 meter)
- Instruction manual
3.2 Key Features
- 3-Stage Switching Mode: Adjust rotation speed and torque (Low, Medium, High) to suit various tasks.
- Ergonomic Ball Grip: Designed for comfortable and secure handling.
- USB Type-C Charging: Convenient and reversible charging port.
- Reinforced Gear & Housing: Enhanced durability.
- Lanyard Attachment Point: For securing the tool and preventing drops.
- LED Work Light: Illuminates the work area.
3.3 Product Diagram


4. Specifications
| Feature | Detail |
|---|---|
| Brand | VESSEL |
| Model Number | 220USB-P1 |
| Rotation Speed (No-load) | Low: 280 rpm, Medium: 340 rpm, High: 400 rpm |
| Electric Torque | Low: 1.2 Nm, Medium: 1.6 Nm, High: 2.0 Nm |
| Maximum Endurance Torque (Manual) | 12 Nm |
| Grip Length | 147 mm (5.8 inches) |
| Grip Diameter | 45 mm (1.8 inches) |
| Weight | 170 g (6.7 oz) |
| Sleeve Size | 6.35 mm (0.2 inches) Aluminum sleeve chuck |
| Charging Method | USB Type-C |
| Charging Time | Approx. 60 minutes |
| Number of Charges | Approx. 500 times |
| Material | Nylon with fiberglass, Special alloy steel |
| Head Style | Phillips (included bit) |
| Country of Origin | Japan |
For a detailed comparison with other models, please refer to the official VESSEL website: http://www.vessel.co.jp/sp/220usbplus/

5. Setup
5.1 Charging the Screwdriver
- Remove the protective cap from the charging port located at the bottom of the screwdriver.
- Connect the included USB Type-C charging cable to the screwdriver's charging port.
- Connect the other end of the USB cable to a compatible USB power source (DC5V), such as a computer USB port or a mobile battery/AC adapter (not included).
- The charging lamp will illuminate during charging. A full charge takes approximately 60 minutes.

5.2 Installing a Bit
- Ensure the screwdriver is powered off.
- Slide the aluminum sleeve chuck forward.
- Insert the desired 6.35mm hex bit into the chuck.
- Release the sleeve chuck to secure the bit in place. Ensure the bit is firmly seated.

6. Operating Instructions
6.1 Powering On/Off and Direction
The screwdriver is activated by pressing the forward/reverse switch. The LED work light will illuminate when the tool is in operation.
- To drive screws (forward rotation): Push the red switch forward.
- To remove screws (reverse rotation): Pull the red switch backward.
- To turn off: Release the switch.
6.2 Adjusting Speed and Torque (3-Stage Switching Mode)
The screwdriver features three distinct modes for rotation speed and torque. Press the mode switch button (located near the charging lamp) to cycle through the modes: Low, Medium, and High.
- Low Mode: 280 rpm / 1.2 Nm (Suitable for delicate tasks or initial tightening).
- Medium Mode: 340 rpm / 1.6 Nm (General purpose).
- High Mode: 400 rpm / 2.0 Nm (For faster driving).

6.3 Manual Operation
For final tightening or loosening of screws that require more torque than the electric motor can provide, the screwdriver can be used manually. The maximum endurance torque for manual operation is 12 Nm.

7. Maintenance
- Keep the tool clean and free from dust and debris. Use a soft, dry cloth for cleaning.
- Store the screwdriver in a dry place, away from direct sunlight and extreme temperatures.
- Regularly inspect the bit and chuck for wear or damage. Replace worn bits as needed.
- Ensure the charging port cover is closed when not charging to prevent dust and moisture ingress.
- The internal battery is designed for approximately 500 charge cycles. Battery performance may decrease over time.
7.1 Lanyard Attachment
For added safety and to prevent accidental drops, a lanyard can be attached to the designated point on the screwdriver.

8. Troubleshooting
If you encounter issues with your VESSEL Electric Ball Grip Screwdriver, please refer to the following common solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Screwdriver does not turn on. | Low battery or no charge. | Charge the screwdriver using the provided USB Type-C cable. Ensure the charging lamp illuminates. |
| Bit is loose or falls out. | Bit not properly seated in the chuck. | Re-insert the bit, ensuring the sleeve chuck locks it firmly in place. Verify the bit is a standard 6.35mm hex type. |
| Motor stops during operation. | Overload or low battery. | Reduce the load on the screwdriver. If the issue persists, charge the battery. For very tight screws, use manual operation. |
| Screwdriver feels weak. | Operating in Low torque mode or low battery. | Switch to Medium or High torque mode. If still weak, charge the battery. |
If the problem persists after attempting these solutions, please contact VESSEL customer support.
9. Warranty and Support
The VESSEL Electric Ball Grip Screwdriver 220USB-P1 comes with a warranty. Please refer to the warranty information included with your product packaging or visit the official VESSEL website for details.
For technical support, replacement parts, or further assistance, please contact your local VESSEL distributor or visit the official VESSEL website: https://www.vessel.co.jp/english/
Please retain your purchase receipt for warranty claims.