1. Introduction
Thank you for choosing the Sejoy Professional USB Rechargeable Hair Clipper Kit. This versatile grooming tool is designed for precise hair cutting and trimming for men, women, and children. Featuring a durable titanium-ceramic blade, adjustable cutting lengths, and two powerful modes, it offers a professional grooming experience at home. Please read this manual carefully before use to ensure safe and optimal performance.
2. Package Contents
Ensure all items are present in the package:
- 1 x Sejoy Electric Hair Clipper
- 1 x USB Type-C Charging Cable
- 1 x Cleaning Brush
- 1 x Lubricating Oil
- 1 x Hair Comb
- 4 x Guide Combs (3mm, 6mm, 9mm, 12mm)
3. Specifications
| Feature | Specification |
|---|---|
| Brand Name | sejoy |
| Item Type | Hair Trimmer |
| Blade Material | Titanium-Ceramic (Stainless Steel base) |
| Power Type | Battery operation |
| Battery Capacity | 800 mAh |
| Battery Charging Time | Up to 2 hours |
| Battery Life | 51 - 90 minutes |
| Is Batteries Included | Yes |
| Motor Speed (Powerful Mode) | 5800 r/min |
| Motor Speed (Gentle Mode) | 4500 r/min |
| Minimum Cutting Length | Less than 0.5mm |
| Maximum Cutting Length | Over 20 mm |
| Precision Adjustment | 5 levels (0.8mm, 1.1mm, 1.4mm, 1.7mm, 2.0mm) |
| Number of Nozzles | 4 pcs (3mm, 6mm, 9mm, 12mm) |
| Function | Electric length adjustment, dry haircut, automatic power selection, fast charging, charging indication |
| Purpose | For head, beard, mustache, body, eyebrows, bikini area |
| Material | PC |
| Certification | CE, UL |
4. Setup
4.1 Charging the Clipper
- Connect the USB Type-C charging cable to the charging port at the bottom of the clipper.
- Connect the other end of the USB cable to a suitable power source (e.g., power bank, laptop, car charger, or a wall adapter).
- The LED indicator will illuminate to show that the clipper is charging.
- Charge the clipper for up to 2 hours for a full charge.
- The clipper can be used while it is charging.
4.2 Attaching Guide Combs
- Select the desired guide comb (3mm, 6mm, 9mm, or 12mm) for your preferred cutting length.
- Align the guide comb with the blade head of the clipper.
- Push the comb firmly onto the blade head until it clicks securely into place.
4.3 Adjusting Precision Cutting Length
The clipper features a rotary wheel for fine-tuning the cutting length without a guide comb, or for additional precision with a comb.
- Turn the rotary wheel located in the middle of the clipper body.
- You can select 5 different precision settings: 0.8mm, 1.1mm, 1.4mm, 1.7mm, and 2.0mm.
5. Operating Instructions
5.1 Power On/Off
- To turn on the clipper, press the power button once.
- To turn off the clipper, press the power button again.
5.2 Selecting Operating Mode
The clipper offers two operating modes:
- Powerful Mode (5800 r/min): Ideal for cutting coarse and stiff hair.
- Gentle Mode (4500 r/min): Suitable for fine and soft hair.
- Press the power button to toggle between these modes. The clipper will automatically select power based on bristle density.
5.3 Hair Cutting and Trimming
- Ensure the clipper is fully charged or connected to a power source.
- Select the appropriate guide comb and precision setting for your desired hair length.
- Hold the clipper firmly and move it against the direction of hair growth for an even cut.
- The clipper is suitable for dry haircuts.
- It can be used for various purposes including head hair, beard, mustache, body hair, eyebrows, and the bikini area.
6. Maintenance
6.1 Cleaning the Blade Head
Regular cleaning ensures optimal performance and hygiene.
- Ensure the clipper is turned off and disconnected from any power source.
- Detaching the Blade: Gently press the teeth of the blade with your thumb, then push the blade outwards with force to detach it from the clipper body.
- Use the provided cleaning brush to remove any hair clippings from the blade and the clipper body.
- Installing the Blade: Align the blade head with the slot on the clipper. Push the blade head into the slot with force until it clicks securely.
6.2 Lubrication
- After cleaning, apply a few drops of the lubricating oil to the blades.
- Turn on the clipper for a few seconds to distribute the oil evenly. This helps maintain blade sharpness and smooth operation.
6.3 Storage
- Store the clipper and its accessories in a clean, dry place, away from direct sunlight and moisture.
- Keep out of reach of children.
7. Troubleshooting
If you encounter any issues with your Sejoy Hair Clipper, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Clipper does not turn on. | Battery is low or depleted. | Charge the clipper for up to 2 hours. Ensure the charging cable is properly connected. |
| Poor cutting performance or pulling hair. | Blades are dull, dirty, or not lubricated. Hair clippings are stuck. | Clean the blade head thoroughly with the brush. Apply lubricating oil to the blades. Ensure blades are properly installed. |
| Clipper is excessively noisy. | Blades need lubrication or there's a foreign object. | Apply lubricating oil to the blades. Check for any foreign objects obstructing the blades and remove them. |
| Guide comb does not stay on. | Comb not properly attached or damaged. | Ensure the guide comb is aligned and pushed firmly until it clicks. Inspect the comb for any damage. |
8. User Tips
- Fast Charging: The Type-C fast charging feature allows for quick power-ups, making it convenient for on-the-go use.
- Use While Charging: If the battery runs low during a trim, you can continue using the clipper while it's plugged in and charging.
- Low Noise Operation: The clipper is designed for low noise, providing a more comfortable grooming experience, especially when trimming hair for children.
- Versatile Use: Don't limit its use to just head hair; it's also effective for beard, mustache, body, eyebrows, and bikini area grooming.
9. Warranty and Support
For any product problems or technical support, please contact the seller directly through your purchase platform. They will assist you with troubleshooting, warranty claims, or any other inquiries you may have regarding your Sejoy Hair Clipper Kit.





