1. Important Safety Information
Please read all instructions carefully before using the JOVS 4D Laser Light Therapy Mask. Retain this manual for future reference.
- Do not use the device while charging.
- Ensure the device is fully charged before initial use.
- Consult a healthcare professional if you have any pre-existing skin conditions or concerns.
- Keep out of reach of children.
2. Product Overview
The JOVS 4D Laser Light Therapy Mask utilizes FPT (Focused Photothermal Therapy) technology with four distinct long light waves to address various skin concerns. Its ergonomic design ensures comprehensive facial coverage.

Figure 2.1: The JOVS 4D Laser Light Therapy Mask in use, highlighting its ergonomic design and how it fits the face.
Key Features:
- FPT Technology: Emits ultra-narrow 20° light beams for precise targeting of skin concerns, enhancing energy efficiency compared to traditional LED masks.
- Four Wavelengths: Incorporates 1064nm long-wave infrared light for collagen regeneration, alongside other wavelengths for comprehensive skin improvement.
- Full Facial Coverage: Features 140 evenly distributed light beams and a flexible curved design for optimal contact and light energy delivery.
- Comfortable Design: Made from ultra-light, skin-friendly liquid silicone for comfortable wear. Includes built-in eye safety protection.

Figure 2.2: Diagram detailing the specific wavelengths (850nm, 660nm, 940nm, 1064nm) used by the mask and the facial areas they target for various skin concerns.

Figure 2.3: A cross-section diagram comparing the focused penetration of JOVS FPT Laser Light into deeper skin layers with the wider, more superficial penetration of traditional LED Red Light Therapy.
3. Setup
- Unboxing: Carefully remove the JOVS 4D Laser Light Therapy Mask and all included components from the packaging. The package includes the mask and an adapter.
- Initial Charge: Before first use, fully charge the device using the provided adapter. Connect the charging cable to the mask's controller and plug the adapter into a power outlet. Do not operate the mask while it is charging.
- Familiarize with Controller: Locate the controller unit. It features buttons for power, mode selection, and time adjustment.
- Fitting the Mask: The mask is designed with flexible curved silicone and adjustable straps to fit various face contours. Adjust the straps for a snug yet comfortable fit, ensuring the light beams are evenly distributed across your face.

Figure 3.1: The mask's comfortable fit with velcro straps, the clip-on controller, and its rechargeable, wireless design for ease of use.
4. Operating Instructions
The JOVS 4D Laser Light Therapy Mask offers multiple modes and time settings for personalized treatment.
- Power On: Press and hold the power button on the controller to turn on the device.
- Select Mode: The device has 3 gears (M1, M2, M3), representing different energy levels. Press the 'M+' or 'M-' buttons to adjust the gear position. A higher number indicates stronger energy.
- Set Treatment Time: The timing duration can be adjusted between 10, 15, and 20 minutes. Short press the 'Time' button to cycle through the available durations.
- Begin Treatment: Once the desired mode and time are set, the treatment will begin automatically. The mask is designed for hands-free use, allowing you to engage in other activities during your session.
- Power Off: The device will automatically turn off after the selected treatment time. You can also manually power off by pressing and holding the power button.

Figure 4.1: The mask and its control unit are displayed, along with visual indicators of skin improvements.
Official Instructional Videos:
Video 4.1: Official video demonstrating the proper steps for using the JOVS 4D Laser Light Therapy Mask, including how to wear it and operate the controller.
Video 4.2: An instructional video from the manufacturer detailing the usage of the JOVS 4D Laser Mask, covering power on, mode selection, and treatment duration.
5. Maintenance
- Cleaning: After each use, gently wipe the mask's interior and exterior surfaces with a soft, damp cloth. Do not use abrasive cleaners or immerse the device in water.
- Storage: Store the mask in a cool, dry place, away from direct sunlight and extreme temperatures. Keep it in its original packaging or a protective case to prevent damage.
- Charging: Ensure the charging port is clean and free of debris before connecting the adapter.
6. Troubleshooting
- Device Not Turning On: Ensure the device is fully charged. If the issue persists after charging, contact customer support.
- Lights Not Emitting: Verify that the device is powered on and a treatment mode/time is selected. If specific light areas are not functioning, this may indicate a defect. Refer to the warranty section for support.
- Controller Display Issues: If the display is not clear or unresponsive, try restarting the device. If the problem continues, contact customer support.
- Discomfort During Use: Ensure the mask is fitted correctly and not too tight. If discomfort persists, discontinue use and consult the user manual or customer support.
7. Specifications
| Brand Name | JOVS |
| Model Number | 01.03.00.0330 |
| Item Model Number | 01.03.00.0330 |
| Package Dimensions | 11.85 x 11.02 x 5.2 inches |
| Item Weight | 3.88 Pounds |
| Included Components | Adapter |
| Special Features | Focused Photothermal Therapy (FPT) Technology |
| Recommended Uses | Anti-aging, wrinkle reduction, skin vitality improvement |

Figure 7.1: A table comparing the JOVS 4D Mask with other facial masks, focusing on technology, design, wavelengths, and penetration depth.
8. Warranty
The JOVS 4D Laser Light Therapy Mask comes with a 1-Year Warranty from the date of purchase. This warranty covers manufacturing defects and malfunctions under normal use. Please retain your proof of purchase for warranty claims.
For detailed warranty terms and conditions, please refer to the official JOVS website or contact customer support.
9. Customer Support
If you have any questions, concerns, or require assistance with your JOVS 4D Laser Light Therapy Mask, please contact the JOVS Official Store customer support. You can typically find contact information on the product packaging or the official JOVS website.
For online purchases, you may also refer to the seller's contact information on the platform where the product was purchased.