1. Introduction
Thank you for choosing the Sejoy Electric Cordless Hair and Beard Trimmer. This manual provides essential information for the safe and effective use, maintenance, and care of your new grooming device. Please read these instructions thoroughly before first use and retain them for future reference.
2. Safety Information
To reduce the risk of electric shock, injury, or damage, always follow these basic safety precautions:
- Avoid using the trimmer on infants or individuals with sensitive skin without proper care.
- Exercise caution when using the sharp blades to prevent skin irritation or injury.
- Follow proper battery safety guidelines for electrical safety. Do not expose the device to extreme temperatures or direct sunlight.
- Do not immerse the charging adapter in water or other liquids.
- Keep the device out of reach of children.
- Always inspect the trimmer and its attachments for any damage before use. Do not use if damaged.
- Unplug the trimmer before cleaning or performing any maintenance.
3. Package Contents
Verify that all items are present in your package:
- Sejoy Electric Cordless Hair and Beard Trimmer
- Adjustable Guide Combs (2 units)
- Cleaning Brush
- USB Type-C Charging Cable
- Lubricating Oil

Image 3.1: Contents of the Sejoy Trimmer package, including the trimmer, guide combs, cleaning brush, charging cable, and oil.
4. Product Features
The Sejoy Electric Cordless Hair and Beard Trimmer is designed for versatile grooming with the following key features:
- Ceramic & Titanium Blades: Durable and sharp blades for precise cutting.
- Powerful Motor: Ensures efficient trimming without pulling or jamming.
- One-button Operation: Simple and intuitive control.
- LED Display: Shows battery percentage and charging status.
- Adjustable Hair Length: Integrated dial for length settings from 0.5mm to 20mm.
- Type-C Charging: Convenient and fast charging.
- IPX7 Waterproof: Allows for easy cleaning under running water.

Image 4.1: Overview of the trimmer's main features.

Image 4.2: Illustration of the powerful motor for efficient trimming.
5. Setup and Initial Use
5.1 Charging the Trimmer
Before first use, fully charge the trimmer. Connect the USB Type-C charging cable to the trimmer's port and plug the other end into a compatible USB power source (e.g., adapter, power bank, car charger, PC). The LED display will show the charging progress. A full charge takes approximately 1.5 hours and provides up to 120 minutes of continuous use.

Image 5.1: Trimmer connected for Type-C quick charging.
5.2 Attaching and Detaching Guide Combs
To attach a guide comb, align it with the trimmer head and push it firmly until it clicks into place. To detach, gently pull the comb away from the trimmer head.

Image 5.2: Instructions for detaching and changing trimmer heads and installing guide combs.
6. Operating Instructions
Follow these steps for effective trimming:
- Ensure the hair trimmer is sufficiently charged.
- Choose the appropriate guide comb based on your desired hair length. The integrated dial allows for precise length adjustments from 0.5mm to 20mm.
- Turn on the hair trimmer by pressing the power button.
- Gently run the trimmer over your hair or beard in the desired direction, moving against the hair growth for best results.
- For detailed styling or outlining, remove the guide comb and use the trimmer blades directly.

Image 6.1: Adjustable blade clipper and guide combs for various lengths.

Image 6.2: Examples of trimmer usage for various grooming styles.
7. Maintenance
7.1 Cleaning the Trimmer
Regular cleaning ensures optimal performance and hygiene:
- Turn off the trimmer and remove any attached guide combs.
- Use the provided cleaning brush to remove loose hairs from the blades and the trimmer body.
- Since the trimmer is IPX7 waterproof, you can remove the blades and rinse them under running water. The entire body can also be rinsed.
- Ensure the trimmer is completely dry before reassembling or storing.

Image 7.1: Trimmer being rinsed under water, showcasing its IPX7 waterproof rating.

Image 7.2: The trimmer's waterproof design allows for thorough cleaning.
7.2 Lubrication
After cleaning and drying, apply a small drop of the provided lubricating oil to the blades. Turn on the trimmer for a few seconds to distribute the oil evenly. This helps maintain blade sharpness and smooth operation.
7.3 Storage
Store the trimmer in a cool, dry place, away from direct sunlight and moisture. Ensure it is fully charged before long-term storage to preserve battery life.
8. Troubleshooting
If you encounter issues with your Sejoy trimmer, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Trimmer does not turn on. | Low battery or no charge. | Charge the trimmer fully. Check the charging cable and power source. |
| Poor cutting performance or pulling hair. | Blades are dull, dirty, or not lubricated. | Clean the blades thoroughly and apply lubricating oil. If blades are dull, consider replacement if available. |
| Trimmer makes unusual noise. | Blades are obstructed or not properly aligned. | Clean the blades and ensure they are correctly reassembled. Lubricate the blades. |
| LED display not working. | Device malfunction or extremely low battery. | Charge the device. If the issue persists, contact customer support. |
9. Specifications
| Feature | Specification |
|---|---|
| Brand | Sejoy |
| Model | B0C7VS63PW |
| Power Source | Battery Powered |
| Item Weight | 0.24 Kilograms (8.47 ounces) |
| Color | Black |
| Recommended Uses | Beard, Hair Cutting |
| Charging Time | Approx. 1.5 hours |
| Operating Time | Approx. 120 minutes |
| Waterproof Rating | IPX7 |
| Blade Material | Ceramic & Titanium |
10. Warranty and Support
Sejoy products are manufactured with quality and reliability in mind. For information regarding warranty coverage, please refer to the warranty card included with your purchase or visit the official Sejoy website. If you require technical assistance, troubleshooting, or have questions about your product, please contact Sejoy customer support through the contact information provided on the product packaging or the official website.
For further assistance, you may also refer to the Sejoy Store on Amazon.





