1. Introduction
Thank you for choosing the TECCPO 4V Cordless Rotary Tool Kit. This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your new tool. Please read this manual thoroughly before first use and keep it for future reference.
2. Safety Instructions
Always follow basic safety precautions to reduce the risk of fire, electric shock, and personal injury.
General Safety
- Wear Eye Protection: Always wear safety goggles or safety glasses with side shields when operating the tool.
- Keep Work Area Clean: Cluttered areas invite accidents. Ensure your workspace is well-lit and free of obstructions.
- Avoid Contact with Moving Parts: Keep hands, hair, and loose clothing away from rotating accessories.
- Secure Workpiece: Always clamp or otherwise secure the workpiece to prevent movement during operation.
- Use Correct Accessories: Only use accessories designed for this rotary tool and suitable for the task.
Electrical Safety
- Charging: Use only the provided USB-C charging cable. Do not charge in damp or wet conditions.
- Battery Care: Do not disassemble, short-circuit, or expose the battery to high temperatures. Dispose of batteries properly.
3. Package Contents
Verify that all items are present in your package:
- 1 x TECCPO 4V Cordless Rotary Tool
- 1 x Protective Shield Attachment
- 1 x Hard Storage Box
- 1 x User Manual
- 1 x Type-C Charging Cable
- 53 x Assorted Accessories, including:
- 1 x Wrench
- 1 x Collet (2.3mm)
- 1 x Sanding Shank (3.2mm)
- 1 x Wool Polishing Wheel (3.2mm)
- 1 x Mandrel for Cutting Wheels (3.2mm)
- 1 x Mandrel for Felt Wheels (3.2mm)
- 1 x HSS Cutter (3.2mm)
- 2 x HSS Drills (2.3/3.2mm)
- 2 x Diamond Bits (3.2mm)
- 2 x Brushes (3.2mm)
- 4 x Felt Wheels
- 8 x Sanding Strips
- 8 x Grinding Wheels with Shank (3.2mm)
- 10 x Cut-off Wheels
- 10 x Sandpapers

4. Product Overview
Familiarize yourself with the components of your TECCPO rotary tool:

- 5-Speed Setting: Allows selection of operating speed.
- USB-C Charging Port: For recharging the internal battery.
- On-Off Switch: Powers the tool on or off.
- Spindle Button: Locks the spindle for accessory changes.
- Chuck (Φ3.2/2.3mm): Holds various accessories securely.
- Heat Dissipation Hole: Helps cool the motor during operation.
- 4V Battery: Integrated rechargeable Lithium-Ion battery.
5. Setup
Initial Charging
Before first use, fully charge the rotary tool. The 4V Lithium-Ion battery provides up to 60 minutes of no-load operation when fully charged.
- Locate the USB-C charging port on the tool.
- Connect the provided USB-C cable to the tool and to a compatible USB power source (e.g., computer, power bank, or USB wall adapter).
- The charging indicator lights will show the charging status. Charge until all indicator lights are solid, indicating a full charge.
Attaching Accessories
To change or attach an accessory:
- Ensure the tool is turned OFF.
- Press and hold the spindle button to lock the spindle.
- Unscrew the chuck nut counter-clockwise using the provided wrench.
- Insert the desired accessory shank into the chuck, ensuring it is fully seated.
- Tighten the chuck nut clockwise with the wrench while still holding the spindle button. Release the spindle button once the accessory is secure.

6. Operation
Powering On/Off
To turn the tool ON, slide the On-Off switch to the 'ON' position. To turn it OFF, slide the switch to the 'OFF' position.
Speed Adjustment
The tool features 5 adjustable speed settings, ranging from 5000 RPM to 25000 RPM. Use the speed adjustment buttons (up/down arrows) to select the appropriate speed for your task. The current speed level will be indicated by the LED lights.

General Usage Tips
- Light Pressure: Allow the tool and accessory to do the work. Applying excessive pressure can reduce efficiency and damage the tool or workpiece.
- Maintain Control: Hold the tool firmly with both hands if necessary, ensuring stable control during operation.
- Protective Shield: Attach the protective shield for tasks involving cutting or sanding to minimize debris exposure.
7. Speed Settings and Applications
Select the optimal speed for different tasks:
| Speed Setting | Speed Range (RPM) | Recommended Function |
|---|---|---|
| 1 | 5000 | Cleaning |
| 2 | 10000 | Polishing/Sanding |
| 3 | 15000 | Carving/Engraving |
| 4 | 20000 | Sharpening/Grinding |
| 5 | 25000 | Drilling/Cutting |

8. Charging
The TECCPO rotary tool features a portable USB-C charging system for convenience.
- The tool is equipped with a 4V Lithium-Ion rechargeable battery.
- Use the included USB-C cable to charge the device.
- You can connect the USB-C cable to a computer, a power bank, or a standard USB wall adapter.
- The battery capacity is 2 Amp-hours (Ah), providing sufficient power for various tasks.
9. Maintenance
Cleaning
- Always disconnect the tool from any charging source before cleaning.
- Use a soft, dry cloth to wipe down the tool's exterior. Do not use harsh chemicals or abrasive cleaners.
- Clear any dust or debris from the heat dissipation holes to ensure proper airflow.
Storage
- Store the tool and accessories in the provided hard storage box to protect them from damage and dust.
- Store in a cool, dry place, away from direct sunlight and moisture.
Battery Care
- For optimal battery life, avoid fully discharging the battery frequently.
- If storing for extended periods, charge the battery to approximately 50% capacity.
10. Troubleshooting
If you encounter issues with your rotary tool, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Tool does not turn on | Battery is discharged On-Off switch is not fully engaged | Charge the battery fully Ensure the switch is firmly in the 'ON' position |
| Tool does not charge | Charging cable or adapter faulty Charging port obstructed | Try a different USB-C cable or power source Check charging port for debris |
| Poor performance / Slow speed | Battery low Incorrect speed setting Excessive pressure applied | Recharge the battery Adjust to a higher speed setting Reduce pressure on the workpiece |
| Accessory wobbles or falls out | Accessory not properly secured Incorrect chuck size | Ensure chuck nut is tightened firmly Verify accessory shank diameter matches chuck size |
11. Specifications
| Feature | Specification |
|---|---|
| Brand | TECCPO |
| Model Number | TPRT02D |
| Power Source | DC, Cordless Electric |
| Voltage | 4V |
| Battery Type | Lithium-Ion |
| Battery Capacity | 2 Ah |
| Speed Settings | 5 (5000 - 25000 RPM) |
| Chuck Size | Φ3.2mm / 2.3mm |
| Product Dimensions | 19.05 x 5.08 x 3.81 cm |
| Item Weight | 558 g |
| Material | Plastic + Rubber |
| Special Features | Rechargeable, Cordless |
| Included Components | Rotary Tool, Shield, Hard Storage Box, User Manual, Type-C Charging Cable, 53 Accessories |
12. Warranty and Support
For warranty information and customer support, please refer to the warranty card included with your product or visit the official TECCPO website. Keep your purchase receipt as proof of purchase.