1. Product Overview
The LQT Professional Hair Clipper and Trimmer Set LX-400 is designed for both professional and home use, offering precise hair cutting and trimming capabilities. This set includes a main hair clipper, a detail trimmer, 8 guide combs, a travel case, and a haircut cape.
The main clipper features adjustable stainless steel blades, an LED display for battery life and oil reminders, and a powerful motor for efficient cutting. The detail trimmer is ideal for precise edges and intricate designs. Both devices are cordless and rechargeable via USB-C.

Image 1: Contents of the LQT Professional Hair Clipper and Trimmer Set, including the main clipper, detail trimmer, various guide combs, charging cables, and a user manual.
2. Setup and Initial Use
2.1 Charging the Devices
Before first use, fully charge both the hair clipper and the detail trimmer. Use the provided USB-C charging cables.
- Main Clipper: Connect the USB-C cable to the port at the bottom of the clipper. The LED display will show charging progress. A full charge takes approximately 240 minutes and provides up to 300 minutes of usage.
- Detail Trimmer: Connect the USB-C cable to the port at the bottom of the trimmer. A full charge takes approximately 2 hours and provides up to 2 hours of usage.

Image 2: Close-up of the main hair clipper's LED display, indicating battery percentage and charging status.
2.2 Attaching Guide Combs
The set includes 8 guide combs for various hair lengths. To attach a comb, align it with the clipper blade and push firmly until it clicks into place. Ensure it is securely fastened before use.

Image 3: The main hair clipper with a guide comb attached, demonstrating how to prepare the device for use.
3. Operating Instructions
3.1 Turning On/Off
To turn on either the clipper or trimmer, press the power button located on the device. Press the button again to turn it off.
3.2 Adjusting Blade Length (Main Clipper)
The main clipper features an adjustable lever on the side to fine-tune the blade length for precise blending and gradient effects. Move the lever up or down to select your desired cutting length (0.5mm to 3mm without a comb).
3.3 Using the Detail Trimmer
The detail trimmer is designed for creating sharp lines, edging, and intricate designs. Its smaller, precise blades are ideal for areas like the neckline, beard lines, and sideburns.
Video 1: An overview of the LQT Hair Clipper set, demonstrating the main clipper and detail trimmer, their features, and how they are used.
4. Maintenance
4.1 Cleaning the Blades
After each use, ensure the blades are clean to maintain performance and hygiene. The blades are washable.
- Use the provided cleaning brush to remove loose hairs from the blades.
- Rinse the blades under running water. Ensure the main body of the clipper/trimmer does not get wet.
- Wipe the blades dry with a soft cloth.
4.2 Oiling the Blades
Regular oiling helps maintain blade sharpness and smooth operation. The LED display on the main clipper may indicate an "Add Oil Reminder."
- Apply a few drops of clipper oil (not included) to the blades.
- Turn on the clipper/trimmer for a few seconds to distribute the oil evenly.
- Wipe off any excess oil.

Image 4: Visual guide for maintaining the hair clipper, showing steps for cleaning and oiling the blades.
4.3 Storage
Store the clipper and trimmer in the provided travel case to protect them from damage and keep all accessories organized.
5. Troubleshooting
- Device not turning on: Ensure the device is fully charged. If the battery is low, connect it to the charger.
- Blades pulling or snagging hair: This can indicate dull blades or insufficient lubrication. Clean and oil the blades. If the issue persists, consider replacing the blades (contact support for replacement options).
- Reduced cutting performance: Check if hair is clogged between the blades. Clean the blades thoroughly. Ensure the battery is adequately charged.
- Charging issues: Verify that the charging cable is securely connected to both the device and a power source. Try a different USB-C cable or power adapter if necessary.
6. Specifications
| Feature | Detail |
|---|---|
| Model Name | LX-400 |
| Product Dimensions | 7.1 x 1.77 x 1.77 inches |
| Weight | 9.31 ounces |
| Battery Type | Lithium-Ion (1 AAA battery included) |
| Clipper Charging Time | 240 minutes |
| Clipper Usage Time | 300 minutes |
| Trimmer Charging Time | 2 hours |
| Trimmer Usage Time | 2 hours |
| Blade Material | Stainless Steel |
| Included Components | Hair Clipper, Trimmer, 8 Guide Combs, Haircut Cape, Travel Case |

Image 5: Diagram showing the dimensions of both the main hair clipper and the detail trimmer.
7. Warranty and Support
This product is manufactured by Yiwu Lingxuan Electrical Appliance Co., Ltd. For any product-related inquiries, technical support, or warranty claims, please refer to the contact information provided with your purchase or visit the LQT brand store on Amazon.
Standard return policies typically allow for returns or replacements within 30 days of purchase. Please check your specific retailer's return policy for details.