1. Introduction
Thank you for choosing the ENCHEN Blackstone 8C Electric Shaver. This advanced rotary shaver is designed to provide a fast, effective, and comfortable shaving experience, whether wet or dry. Featuring 3-direction flex heads, self-sharpening blades, and IPX7 waterproofing, it offers convenience and performance. Please read this manual thoroughly before use to ensure proper operation and maintenance.
2. Important Safety Information
- This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.
- Children should be supervised to ensure that they do not play with the appliance.
- Do not use the shaver if the cutter head or power cord is damaged.
- Only use the provided USB charging cable. Do not use other adapters or cables.
- Do not disassemble, repair, or modify the product yourself. Contact customer support for assistance.
- Keep the shaver away from extreme temperatures and direct sunlight.
- Ensure the charging port is dry before connecting the charging cable.
3. Package Contents
Please check the box for the following items:
- 1 x ENCHEN Blackstone 8C Electric Shaver
- 1 x USB Charging Cable (Type-C)
- 1 x Cleaning Brush
- 1 x User Manual (English Edition)

4. Product Overview
The ENCHEN Blackstone 8C features a sleek design with functional components for an optimal shave.
Key Features:
- 3-Direction Flex Heads: Fully flexible heads that turn 360° to follow your facial contours for a thorough and comfortable shave.
- Double Track Curved Net: Increases the contact area between the net and the face, improving shaving efficiency.
- Self-Sharpening Blades: Blades are designed to sharpen automatically during use, ensuring long-lasting sharpness and performance.
- IPX7 Waterproof: Allows for easy cleaning under running water and supports both wet and dry shaving.
- Smart Travel Lock: Prevents accidental activation during travel.
- Type-C Quick Charging: Convenient and fast charging with a modern Type-C USB interface.


5. Setup and Initial Use
5.1 Charging the Shaver
Before first use, fully charge the shaver. The device uses a powerful Li-ion battery and supports Type-C quick charging.
- Connect the provided USB Type-C charging cable to the shaver's charging port.
- Plug the other end of the USB cable into a compatible USB power adapter (e.g., phone charger, computer USB port).
- The charging indicator light will illuminate. A full charge takes approximately 1.5 hours.
- Once fully charged, the shaver provides over 60 minutes of cordless shaving time.

5.2 Smart Travel Lock
The shaver is equipped with a smart travel lock to prevent accidental activation during transport, saving battery life.
- To Activate: Press and hold the power switch for 3 seconds. The shaver will indicate that the travel lock is engaged.
- To Deactivate: Press and hold the power switch for 3 seconds again. The shaver will unlock and be ready for use.

6. Operating Instructions
6.1 Shaving
The ENCHEN Blackstone 8C supports both wet and dry shaving.
- Dry Shaving: For a quick and convenient shave, use the shaver on dry skin.
- Wet Shaving: For a more comfortable and refreshing shave, especially for sensitive skin, you can use the shaver with shaving foam or gel, or even under the shower.
To begin shaving, press the power button once. Gently move the shaver in circular motions over your face and neck. The 3-direction flex heads will adapt to your facial contours for an efficient shave.

7. Cleaning and Maintenance
Regular cleaning ensures optimal performance and hygiene of your shaver.
7.1 Cleaning the Shaving Unit
The shaver's IPX7 waterproof design makes cleaning simple.
- Ensure the shaver is turned off and disconnected from the charging cable.
- Press the release button on the side of the shaver to open the shaving unit.
- Gently pull the shaving unit upward to remove it from the shaver body.
- Rinse the shaving unit directly under running water to remove hair clippings and residue. You may use the provided cleaning brush for stubborn debris.
- Allow the shaving unit to air dry completely before reattaching.
- To install, align the shaving unit with the interface on the shaver body and gently press it down until it clicks into place.

7.2 Replacing Blades
While the blades are self-sharpening, for optimal performance, it is recommended to replace the shaving heads every 12-18 months, depending on usage.
- Follow steps 1-3 from section 7.1 to remove the old shaving unit.
- Dispose of the old shaving unit responsibly.
- Take a new ENCHEN Blackstone 8C replacement shaving unit.
- Align the new shaving unit with the interface on the shaver body and gently press it down until it clicks into place.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Shaver does not turn on | Battery is low or depleted Travel lock is activated | Charge the shaver for at least 1.5 hours Deactivate the travel lock by pressing and holding the power button for 3 seconds |
| Poor shaving performance | Cutter heads are dirty Cutter heads are worn out | Clean the shaving unit thoroughly (see Section 7.1) Replace the shaving unit (see Section 7.2) |
| Shaver stops during use | Battery is low | Charge the shaver |
| Charging indicator not working | Cable or adapter issue Charging port is wet | Try a different USB cable or adapter Ensure charging port is completely dry before charging |
9. Specifications
| Feature | Specification |
|---|---|
| Product Name | Electric Shaver |
| Model Number | Blackstone 8C |
| Brand | ENCHEN |
| Razor Type | ROTARY |
| Blade Material | Stainless steel |
| Function | Floating head, Wet shave, Dry shaving, Washing knives under water, Fast Charging, Charging indication |
| Washing Mode | Whole body washing (IPX7 Level) |
| Power Type | Rechargeable |
| Power Source | USB Type-C |
| Rated Power | 5W |
| Voltage | Global Universal (100-240V), 5V (Charging Input) |
| Charging Time | 1.5 Hours |
| Usage Time | 60 Mins |
| Product Size | 58mm x 155mm x 35mm |
| Net Weight | 151.5g |
| Material | ABS + Stainless Steel |
| Features | Smart Travel Lock, Power Display |
| Certification | RoHs, CE, FCC, PSE |


10. User Tips
- For the closest shave, ensure your skin is clean and dry. For sensitive skin or a more comfortable experience, try wet shaving with foam or gel.
- Always clean the shaving unit after each use to prevent hair buildup and maintain optimal performance and hygiene.
- Utilize the smart travel lock feature when storing or transporting the shaver to avoid accidental power-on and battery drain.
- If you notice a decrease in shaving efficiency, it might be time to replace the shaving heads.
11. Warranty and Support
The ENCHEN Blackstone 8C Electric Shaver comes with a standard manufacturer's warranty. Please refer to the warranty card included in your package for specific terms and conditions.
For technical support, troubleshooting assistance, or warranty claims, please contact your retailer or the official ENCHEN customer service. Contact details can typically be found on the product packaging or the official ENCHEN website.





