1. Important Safety Information
Please read all instructions carefully before using the GDKLXL MS-368 electric shaver. Keep this manual for future reference.
- Always hold the shaver away from your skin while turning it on or off.
- Exercise caution when using the 4D Flex Blades around sensitive areas to prevent cuts or irritation.
- While the shaver is IPX7 waterproof and suitable for shower use, do not submerge it for extended periods or use it for activities like swimming.
- Always unplug the charging cable from the power source before removing it from the shaver.
- Use the pop-up trimmer with care, especially near the eyes and ears.
- Clean the shaver thoroughly after each use to maintain hygiene and prevent bacterial growth.
- Only use the provided USB-C charging cable and a compatible power adapter (not included) for charging.
- Keep the appliance out of reach of children.
2. Package Contents
Verify that all items are present in the package:
- GDKLXL MS-368 Electric Shaver
- Cleaning Brush
- USB-C Charging Cable
- User Guide (this manual)
3. Product Overview
The GDKLXL MS-368 is a men's waterproof electric shaver designed for a comfortable and efficient shaving experience. It features 4D floating blades that adapt to facial contours, a built-in pop-up trimmer for detailing, and a long-lasting rechargeable battery with USB-C fast charging.

The GDKLXL MS-368 electric shaver in Sky Blue, showcasing its ergonomic design.
Key Features:
- 4D Floating Blades: Flexible head adjusts to the curves of your face, jaw, and neck for a smooth shave.
- Hypoallergenic Stainless Steel Blades: Designed to protect sensitive skin and reduce irritation.
- IPX7 Waterproof: Suitable for wet or dry shaving and easy cleaning under running water.
- 90-Minute Shave Time: Powered by an 800mAh rechargeable Lithium-Ion battery.
- USB-C Fast Charging: Convenient and quick charging capability.
- Smart LED Display: Shows precise remaining battery level.
- Pop-Up Trimmer: Integrated for precise detailing of beards, mustaches, and sideburns.
- Travel Lock Function: Prevents accidental activation during travel.
4. Setup
4.1 Charging the Shaver
Before first use, fully charge the shaver. A full charge provides approximately 90 minutes of cordless shaving time.
- Ensure the shaver is turned off.
- Insert the USB-C charging cable into the charging port at the bottom of the shaver.
- Connect the other end of the USB-C cable to a compatible USB power adapter (e.g., phone charger, computer USB port) or power bank.
- The LED display on the shaver will illuminate, indicating the charging status and battery percentage.
- Once fully charged, the display will show 100%. Disconnect the charging cable.

The electric shaver connected via its USB-C port for charging, with the LED display showing battery status.
5. Operating Instructions
5.1 Shaving (Wet & Dry Use)
The GDKLXL MS-368 shaver can be used for both dry and wet shaving, with or without shaving foam/gel.
- Dry Shaving: Ensure your face is clean and dry. Press the power button to turn on the shaver.
- Wet Shaving: Apply shaving foam or gel to your face. Press the power button to turn on the shaver. The IPX7 waterproof design allows for safe use in the shower.
- Hold the shaver at a right angle to your skin and move it in small, circular motions against the direction of hair growth.
- Apply gentle pressure. The flexible 4D blades will adapt to your facial contours.
- After shaving, press the power button to turn off the shaver.

A user holding the GDKLXL electric shaver, demonstrating its compact size.
5.2 Using the Pop-Up Trimmer
The integrated pop-up trimmer is ideal for precise grooming of sideburns, mustaches, and beard lines.
- Turn on the shaver.
- Locate the trimmer switch on the back of the shaver. Slide the switch upwards to activate the pop-up trimmer.
- Hold the trimmer perpendicular to your skin and carefully trim the desired areas.
- After use, slide the trimmer switch downwards to retract the trimmer.
- Turn off the shaver.

A user precisely trimming sideburns with the integrated pop-up trimmer of the GDKLXL shaver.
5.3 Travel Lock Function
To prevent accidental activation during travel, the shaver is equipped with a travel lock.
- To Activate: With the shaver turned off, press and hold the power button for 3 seconds. The travel lock indicator (usually a lock icon) will appear on the LED display.
- To Deactivate: Press and hold the power button for 3 seconds again. The travel lock indicator will disappear, and the shaver will be ready for use.
6. Maintenance
6.1 Cleaning the Shaver
Regular cleaning ensures optimal performance and hygiene.
- Turn off the shaver and disconnect it from the charger.
- Open the shaver head by pressing the release button (if applicable) or gently twisting the head counter-clockwise.
- Rinse the shaver head and the internal shaving unit thoroughly under warm running water.
- Use the provided cleaning brush to remove any stubborn hair clippings from the blades and inner chamber.
- Shake off excess water and allow the shaver head to air dry completely before closing it or storing the shaver.
- For a more thorough cleaning, you may occasionally remove the individual blade units and rinse them separately.

The GDKLXL electric shaver being rinsed under running water, demonstrating its IPX7 waterproof design for easy cleaning.

The shaver head opened for cleaning, with a cleaning brush shown, illustrating the maintenance process.
7. Troubleshooting
If you encounter any issues with your GDKLXL MS-368 shaver, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Shaver does not turn on. | Battery is depleted. Travel lock is activated. | Charge the shaver. Deactivate the travel lock by pressing and holding the power button for 3 seconds. |
| Poor shaving performance. | Blades are dirty or dull. Shaver head is not properly attached. | Clean the shaver head and blades thoroughly. Ensure the shaver head is securely attached. Consider replacing shaver heads if blades are dull (replacement heads sold separately). |
| Shaver not charging. | Charging cable not properly connected. Faulty cable or adapter. | Ensure the USB-C cable is firmly inserted into both the shaver and the power adapter. Try a different USB-C cable or power adapter. |
| Excessive noise or vibration. | Shaver head not properly seated. Debris inside the shaver head. | Remove and reattach the shaver head, ensuring it clicks into place. Clean the shaver head thoroughly to remove any trapped hair or debris. |
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | MS-368 |
| Brand | GDKLXL |
| Blade Type | 4D Floating Rotary Blades |
| Blade Material | Stainless Steel |
| Waterproof Rating | IPX7 (Wet/Dry Use) |
| Battery Type | Integrated Rechargeable Lithium-Ion, 800mAh |
| Charging Time | Fast USB-C Charging (specific time not provided, refer to LED indicator) |
| Operating Time | Up to 90 minutes on a full charge |
| Power Source | Battery Powered |
| Product Dimensions | 1 x 1 x 1 inches |
| Item Weight | 9.59 ounces (0.27 Kilograms) |
| Color | Sky Blue |
9. Warranty and Support
9.1 Manufacturer's Warranty
The GDKLXL MS-368 electric shaver is backed by a manufacturer's warranty. Please refer to the warranty card or documentation included in your product packaging for specific terms, conditions, and duration of the warranty.
9.2 Customer Support
For technical assistance, troubleshooting not covered in this manual, or warranty claims, please contact GDKLXL customer support. Contact information can typically be found on the product packaging, the official GDKLXL website, or through your retailer.
GDKLXL is committed to providing life technology support for its products.