1. Introduction
Thank you for choosing the KEMEI KM-2210 Professional Cordless Hair Trimmer. This device is designed for precision hair cutting and trimming, offering convenience and efficiency. Please read this manual thoroughly before first use to ensure proper operation, maintenance, and safety.
2. Safety Information
To reduce the risk of injury, electric shock, fire, or damage to the product, always follow these basic safety precautions:
- Sharp Blades: The trimmer features sharp blades. Handle with care to prevent cuts.
- Battery Safety: Do not attempt to remove or replace the internal Lithium Ion battery. Dispose of the product responsibly at the end of its life.
- Not for Infants: This device is not intended for use on infants. Keep out of reach of children.
- Water Exposure: Keep the charging port and the device dry. Avoid using the trimmer in wet conditions or near water sources.
- Power Source: Use only the provided USB charging cable. Ensure the power source matches the device's requirements.
- Maintenance: Do not disassemble or attempt to repair the trimmer yourself. Refer to qualified service personnel for repairs.
3. Product Overview
The KEMEI KM-2210 is a professional-grade hair trimmer designed for precision and ease of use. It features a durable build and advanced cutting technology.
Key Features:
- Sharp Blade & Various Comb Choices: Precision blade head for easy cuts. Includes 5 limit combs (1mm, 2mm, 3mm, 4mm, 5mm) for versatile length options.
- Powerful Motor: Robust motor ensures smooth, efficient cutting on all hair types without tugging.
- Smart Light Indicator: Easily monitor battery level and charging status.
- USB Cordless & Rechargeable: Offers freedom of movement with convenient USB charging.
Components:

Figure 3.1: Overview of the KEMEI KM-2210 trimmer showing its precision cutter head, ON/OFF switch, indicator light, powerful motor, charger interface, and 2000mAh battery.

Figure 3.2: The KEMEI KM-2210 trimmer shown with its included accessories, including various guide combs, cleaning brush, oil, and USB charging cable.
4. Setup and Charging
Initial Setup:
- Unpack all components from the box.
- Inspect the trimmer and accessories for any damage.
- Before first use, fully charge the trimmer.
Charging the Trimmer:
The KEMEI KM-2210 features a 2000mAh Lithium-ion battery, providing approximately 150 minutes of working time after a 150-minute charge.

Figure 4.1: The KEMEI KM-2210 trimmer connected via USB for charging, illustrating its compatibility with various USB power sources.
- Connect the USB charging cable to the trimmer's charging interface.
- Plug the other end of the USB cable into a compatible USB power source (e.g., computer, power bank, car charger, or wall adapter).
- The smart light indicator will illuminate to show charging status. Refer to the indicator light section for details.
- Once fully charged, disconnect the trimmer from the power source.
5. Operating Instructions
Attaching Guide Combs:
Video 5.1: Demonstration of attaching and detaching guide combs to the KEMEI KM-2210 trimmer, along with an overview of its components and cutting capabilities.
- Select the desired guide comb (1mm, 2mm, 3mm, 4mm, or 5mm) for your preferred hair length.
- Align the comb with the trimmer blade and push it firmly until it clicks into place.
- To remove, gently pull the comb away from the blade.
Using the Trimmer:

Figure 5.1: The KEMEI KM-2210 T-Blade Trimmer being used for precise hair cutting and detailing.
- Ensure the trimmer is fully charged.
- Press the ON/OFF button to start the trimmer.
- For general trimming, move the trimmer against the direction of hair growth, using the attached guide comb.
- For detailing and outlining, remove the guide comb and use the precision blade directly. The R-angle design helps prevent skin irritation.
- Apply light pressure and move the trimmer smoothly.
- After use, press the ON/OFF button to turn off the trimmer.

Figure 5.2: Close-up of the KEMEI KM-2210's sharp steel precision trimmer blade with R-angle design, highlighting its ability to cut hair as short as 0.1mm without harming the skin.

Figure 5.3: Detail of the KEMEI KM-2210 blade featuring DLC (Diamond-Like Carbon) coating for high hardness, abrasion, and corrosion resistance, ensuring a long service life.
6. Maintenance
Regular cleaning and maintenance will ensure the longevity and optimal performance of your KEMEI KM-2210 trimmer.
Cleaning the Blades:
- Turn off the trimmer and disconnect it from any power source.
- Remove any attached guide comb.
- Use the provided cleaning brush to brush away loose hairs from the blades and the trimmer head.
- For a more thorough cleaning, you may carefully detach the blade assembly (refer to specific instructions if available, or consult support).
- Do not rinse the entire trimmer under water unless explicitly stated as waterproof. Keep the charging port dry.
Oiling the Blades:
To maintain cutting performance and prevent rust, it is recommended to oil the blades regularly.
- After cleaning, apply 1-2 drops of the included lubricating oil (or a suitable clipper oil) to the teeth of the blades.
- Turn on the trimmer for a few seconds to allow the oil to distribute evenly.
- Wipe off any excess oil with a soft cloth.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Trimmer does not turn on. | Battery is depleted. | Charge the trimmer fully. |
| Trimmer pulls hair or cuts poorly. | Blades are dull or clogged with hair. Blades need lubrication. | Clean the blades thoroughly. Apply lubricating oil to the blades. |
| Trimmer is not charging. | Charging cable or adapter is faulty. Charging port is dirty. | Try a different USB cable or power adapter. Ensure the charging port is clean and free of debris. |
| Guide combs fall off during use. | Comb not attached correctly or is damaged. | Ensure the comb clicks firmly into place. Replace damaged combs. |
8. Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 6.89 x 1.77 x 1.18 inches |
| Item Weight | 8.68 ounces (246 Grams) |
| Model Number | KM-2210 |
| Brand | KEMEI |
| Power Source | Battery Powered (Cordless) |
| Battery Type | 1 Lithium Ion battery (included) |
| Charging Time | Approx. 150 minutes |
| Working Time | Approx. 150 minutes |
| Recommended Uses | Trimming, Clipping |
9. Warranty and Support
KEMEI products are manufactured to high-quality standards. For warranty information, product support, or to inquire about replacement parts, please refer to the documentation included with your purchase or contact KEMEI customer service through the retailer where the product was purchased. Keep your proof of purchase for warranty claims.





