Introduction
This manual provides instructions for the safe and effective use of your Astarexin 400W Red Light Therapy Device. This device is designed for body and face therapy, utilizing a combination of 660nm deep red light and 850nm near-infrared light.
Important Safety Information
Please read all instructions carefully before using the device. Keep this manual for future reference.
- Always wear the included protective goggles when using the device, especially when treating the face, to protect your eyes from intense light.
- Do not stare directly into the LED lights.
- Consult a healthcare professional before use if you have any medical conditions, are pregnant, or are taking medications.
- Statements regarding this device have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition.
- Keep the device out of reach of children.
Package Contents
Verify that all components are present in the package:
- Red Light Therapy Device
- Protective Goggles
- Remote Control
- Power Adapter
- Top Hanging Iron Wires & Screws
- Back Hanging Iron Wires
- Door Hook Hanging Kit
- Stand

Image: Package contents including the therapy device, goggles, remote, adapter, and various mounting accessories.
Setup
The Astarexin Red Light Therapy Device offers multiple setup options for versatile use.
Using the Stand
Attach the provided stand to the device for upright placement on a flat surface. Ensure the device is stable before use.
Hanging Options
The device can be hung vertically or horizontally using the included hanging wires and door hook kit. Securely attach the wires to the device and the desired mounting point (e.g., door, wall hook) ensuring it is stable and safely positioned.

Image: Demonstrates vertical hanging on a door and parallel hanging above the body for flexible therapy sessions.
Power Connection
Connect the power adapter to the device and then plug it into a suitable electrical outlet.
Operating Instructions
The device features an intelligent LCD touch control panel and a remote control for easy operation.
Powering On/Off
Press the 'ON/OFF' button on the control panel or remote to power the device on or off.
Selecting Light Modes
The device offers three adjustable light modes:
- Mode 1 (R): 660nm Red Light only.
- Mode 2 (I): 850nm Infrared Light only (invisible to the naked eye).
- Mode 3 (R+I): Combined 660nm Red Light and 850nm Infrared Light.
Use the 'M' button on the control panel or remote to cycle through these modes.

Image: Illustration of the three available light modes and their respective wavelengths.
Setting the Timer
The device features a timer that can be set from 1 to 30 minutes. Use the 'Time Setting' button on the control panel or remote to adjust the duration of your therapy session. The device will automatically shut off once the set time has elapsed.
Recommended Usage
Typical sessions range from 10 to 20 minutes, 3-5 times per week. Adjust duration and frequency based on individual needs and comfort. Maintain a distance of approximately 6 to 18 inches from the device for optimal light exposure.

Image: A user engaging in red light therapy while seated, demonstrating typical usage.

Image: A woman using the device for facial and body therapy, highlighting skin benefits.

Image: The device being used during exercise for potential muscle fatigue relief and blood circulation promotion.

Image: A user meditating, indicating the device's use for overall wellness and relaxation.
Official Product Video
Video: This video demonstrates the setup and various operational modes of the Astarexin 400W Red Light Therapy Device, including how to power it on, select light modes, and use the timer function.
Maintenance
Proper maintenance ensures the longevity and optimal performance of your device.
Cleaning
Ensure the device is unplugged before cleaning. Use a soft, dry cloth to wipe the surface of the device. Do not use abrasive cleaners or immerse the device in water.
Storage
Store the device in a cool, dry place away from direct sunlight and extreme temperatures when not in use.
Cooling System
The device is equipped with a cooling fan for heat dissipation during operation. Ensure that the fan vents are not obstructed to maintain proper airflow.

Image: Rear view of the device highlighting the cooling fan for efficient heat dissipation.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. | Power cord not securely connected. No power from outlet. | Ensure the power cord is firmly plugged into both the device and a working electrical outlet. Test the outlet with another appliance. |
| Lights are not illuminating. | Device is off. Incorrect mode selected (for 850nm). | Press the 'ON/OFF' button. If using 850nm mode, note that infrared light is invisible; check the indicator light on the control panel. |
| Remote control is not working. | Batteries are low or depleted. Obstruction between remote and device. | Replace remote control batteries. Ensure a clear line of sight between the remote and the device's sensor. |
Specifications
| Feature | Detail |
|---|---|
| Power | 400W |
| Actual Power | 120W |
| Input Voltage | 90V-265V |
| Size | 14.5" x 8.5" x 2.8" |
| Wavelengths | 660nm (Red Light) & 850nm (Near-Infrared Light) |
| LED Number | 80pcs (80pcs 660nm + 80pcs 850nm, 2 chips in 1 bead) |
| Modes | 3 (660nm, 850nm, 660nm+850nm) |
| Irradiance | >160mW/cm² at 0 inches |
| Time Setting | 1-30 minutes |
| Lifespan | Over 20,000 Hours |
Warranty and Support
The Astarexin Red Light Therapy Device comes with a 1-year warranty.
For any questions, concerns, or support needs, please contact Astarexin customer service via Amazon email. We are committed to assisting you with your product.