1. Fully charge the device using the supplied USB Type-C cable before first use. 2. Connect the controller to the eye mask securely before switching on the device. 3. Clean and dry the skin around your eyes. Remove contact lenses, eye makeup, and jewelry before treatment. 4. Place the eye mask over the eye area and adjust the straps for a comfortable, secure fit. 5. Press and hold the Power button for 2 seconds to turn on the device. 6. Use the controller to select your preferred LED light mode. 7. Relax and wear the mask for 10–15 minutes. 8. Press and hold the Power button for 2 seconds to turn off the device after the session. 9. Disconnect the controller if required, wipe the silicone surface with a soft, clean cloth, and do not immerse the device or controller in water. 10. Store the eye mask and controller in a cool, dry place away from direct sunlight, excessive heat, moisture, and sharp objects. Avoid folding or placing heavy objects on the silicone mask.