1. Important Safety Information
Please read all instructions carefully before using this product. Failure to follow these instructions may result in damage to the product or personal injury.
- Keep the device and its cord out of reach of children under 3 years old.
- Keep away from children unless supervised by an adult.
- Do not use this product for purposes other than its intended use.
- Inspect the product before each use; do not use if damaged.
- Follow installation and operation guidelines to avoid injury.
2. Product Overview
The WMARK Professional Hair Clipper and Trimmer series (Models NG-VT4 and NG-V4) are designed for precise and efficient hair cutting. Featuring a powerful 8000RPM brushless motor and durable DLC blades, these compact devices offer a smooth cutting experience with adjustable settings.

WMARK V4/VT4 Hair Clippers and Trimmers with charging docks and guide combs.
Package Contents
The product package typically includes:
- WMARK Hair Clipper (NG-V4) or Trimmer (NG-VT4)
- Charging Dock
- USB Charging Cable
- Guide Combs (various sizes, e.g., 1.5mm, 3mm, 6mm)
- Cleaning Brush
- Instruction Manual

WMARK NG-VT4 Trimmer with included accessories: guide combs, cleaning brush, USB cable, charging dock, and packaging.
Product Features
- DLC Blade for smooth cutting and no pulling sensation.
- 8000RPM Brushless Motor for powerful and efficient performance.
- Two-speed adjustable settings.
- Adjustable lever with five gears (0.8mm-2mm) for precise length control.
- Equipped with a lighting mode for better observation of scalp condition.
- USB charging with a free charging dock.
- Suitable for wet and dry haircuts.
3. Setup and Initial Use
Unboxing and Inspection
Upon receiving your WMARK hair clipper/trimmer, carefully open the packaging and ensure all components listed in the 'Package Contents' section are present and undamaged. Remove all protective films from the device before first use.
Video: Unboxing and demonstration of the WMARK V4 and VT4 models, showing features like blade adjustment, power, and charging.
Charging the Device
Before initial use, fully charge the device. Connect the provided USB cable to the charging dock and then to a certified 5V power adapter. Place the clipper/trimmer onto the charging dock. The charging indicator will show the charging status.
- Battery Capacity: 2000-3000mAh
- Charging Time: 3-3.5 hours

USB charging port and charging dock for WMARK clippers, showing battery capacity, usage time, and charging time.
Attaching Guide Combs
Select the desired guide comb for your preferred cutting length. Align the comb with the blade and snap it securely into place. The WMARK clippers/trimmers come with various guide comb sizes, including 1.5mm, 3mm, and 6mm, allowing for versatile styling.
4. Operating Instructions
Power On/Off
To turn on the device, press and hold the power button for 3 seconds. To turn it off, press and hold the power button again for 3 seconds.
Adjusting Cutting Length
The device features an adjustable lever with five gears, allowing for precise cutting lengths from 0.8mm to 2mm. Slide the lever up or down to select your desired length. For longer cuts, attach the appropriate guide comb.

Close-up of the adjustable lever on the clipper, showing 5 gears from 0.8mm to 2mm.
Speed Regulation
The WMARK clippers/trimmers offer two-speed adjustable settings. Short press the power button to cycle through the available speed modes (e.g., 6000 RPM and 8000 RPM).
Using the Lighting Mode
The device is equipped with a convenient lighting mode. To activate the light, locate the lamp switch and press it. This feature provides better visibility for detailed work and observing scalp conditions.

Image showing the clipper with an illuminated lamp switch for better scalp observation.
5. Maintenance
Cleaning the Blades
Regular cleaning ensures optimal performance and extends the life of your device. After each use, turn off the clipper/trimmer and remove any attached guide combs. Use the provided cleaning brush to remove loose hairs from the blades and the device body.

Close-up of the DLC blade and adjustable blade head, highlighting 0MM cutting capability.
Lubrication
To maintain the sharpness and smooth operation of the blades, it is recommended to lubricate them regularly. Apply a small drop of clipper oil (not included) to the blades after cleaning, especially if you notice any resistance during use. Run the device for a few seconds to distribute the oil evenly.
Storage
After use and cleaning, ensure the device is completely dry. Store the clipper/trimmer and its accessories in a dry place, away from direct sunlight and moisture. Keep it out of reach of children.
6. Troubleshooting
If you encounter any issues with your WMARK hair clipper/trimmer, please refer to the following common solutions:
- Device not turning on: Ensure the device is fully charged. If it still doesn't turn on, try charging it for a longer period.
- Reduced cutting performance: Clean the blades thoroughly to remove any trapped hair. Lubricate the blades with clipper oil. Ensure the blades are properly aligned.
- Unusual noise or vibration: Turn off the device immediately. Check for any obstructions in the blades or motor area. If the issue persists, contact customer support.
- Charging issues: Ensure the USB cable and charging dock are securely connected. Use a certified 5V power adapter.
If the problem cannot be resolved with these steps, please contact the manufacturer or authorized service center.
7. Specifications
| Feature | Specification |
|---|---|
| Brand Name | WMARK |
| Model | NG-VT4, NG-V4 |
| Item Type | Hair Trimmer / Hair Clipper |
| Blade Material | DLC Blade |
| Motor Type | Brushless Motor |
| RPM | 8000 RPM (Maximum Speed) |
| Power Type | Mains and battery operation |
| Battery Capacity | 2000 / 3000 mAH |
| Charging Time | 3-3.5 Hours |
| Working Time (Battery Life) | 240-300 Minutes |
| Voltage | Global Universal (100-240V) |
| Rated Power | 5W |
| Minimum Cutting Length | Less than 0.5mm (0MM cutting) |
| Maximum Cutting Length | 11 - 20 mm (with guide combs) |
| Length Adjustment Method | Change of nozzles / Adjustable lever (0.8mm-2mm) |
| Number of Nozzles | 5 or more pieces |
| Material | ABS |
| Function | Wet haircut, Dry haircut, Fast Charging, Charging indication, Lighting mode |
| Clean Method | Brush cleanup |
| Certifications | 3C, CE, UL, GS, CCC |
| Origin | Mainland China |
8. User Tips
Based on user feedback, here are some tips to enhance your experience:
- Many users praise the smooth operation and high-quality build of these clippers, often comparing them favorably to other professional brands.
- The NG-V4 model is typically a hair clipper, while the NG-VT4 is a detail trimmer, designed for different cutting needs. Consider which model best suits your primary use.
- Regular lubrication of the blades is crucial for maintaining peak performance and preventing wear, even if oil is not included in the package.
9. Warranty and Support
Warranty Information
This product comes with a 0.5-year warranty from the date of purchase, covering manufacturing defects. Please retain your proof of purchase for warranty claims.
Manufacturer and EU Representative Information
Manufacturer:
GAVIMOSA CONSULTORIA, SOCIEDAD LIMITADA.
CASTELLANA 9144, 28046 Madrid, Spain
Phone: 34-696313170
EU Authorized Representative:
Shanghai Qiaopusi Smart Sci-Tech Development Co., Ltd.
CN-Room 103, 3rd Bld, No.320 Donglan Rd, Minhang District, Shanghai, China
Email: China.aeenchen1@163.com
Phone: 86-13959913196
For any product-related inquiries, technical support, or warranty claims, please contact the appropriate representative.