1. Important Safety Information
Please read all instructions carefully before using the Iteracare THZ-019 Terahertz Therapy Wand. Failure to follow these guidelines may result in injury or device malfunction.
- Skin Distance: Maintain a distance of approximately 8 inches (20 cm) between the device and your skin to prevent burns due to excessive heat.
- Gradual Use: Always begin with the lowest intensity setting and gradually increase it based on your comfort and body's acceptance.
- Hydration: Drink a cup of warm water before each session. After the session, rest for 5 minutes and then drink another cup of warm water.
- Post-Treatment Care: For 40 minutes after use, avoid direct exposure to air conditioners or fans. Do not bathe or wash your hair for 1-2 hours after a session.
- Contraindications: This device may not be suitable for everyone. Consult a healthcare professional before use if you are a child, pregnant, menstruating, or have metal implants.
- Frequency of Use: Do not exceed 3 sessions per day on the same body part. Recommended use is 1-2 times a day.
2. Product Overview
The Generic Iteracare THZ-019 is a portable terahertz therapy instrument designed for physiotherapy and pain relief. It combines heat and crystal energy to deliver terahertz waves.

Figure 2.1: Front view of the Iteracare THZ-019 Terahertz Therapy Wand.

Figure 2.2: Angled view of the Iteracare THZ-019 Terahertz Therapy Wand, highlighting its ergonomic design.
Key Components and Features:

Figure 2.3: Internal components and manufacturing details of the device.
- Intake: Grille designed to clean dirt and slag, reducing instrument loss.
- Switch: One-key operation for emitting infrared band light waves.
- Motor: German brushless motor, designed for long life and quick start.
- Outer Cylinder: Made from German standard polymer, safe, environmentally friendly, and durable.
- Inner Cylinder: Contains rare earths imported from Japan, including gold, for a variety of rare elements within a safe range.
- Multiple Light Wave Filtering System: Filters harmful light waves, such as photochemical ultraviolet rays, to maintain the purity of infrared wavelengths.
3. Setup
Follow these steps to set up your Iteracare THZ-019 Terahertz Therapy Wand for first use.
- Unboxing: Carefully remove the device and all accessories from the suitcase and cardboard box packaging.
- Inspection: Inspect the device for any visible damage. If any damage is found, do not use the device and contact customer support.
- Power Connection: Connect the power cord to the device and then plug it into a standard 110V, 50Hz electrical outlet. Ensure the power outlet is easily accessible.
4. Operating Instructions
The Iteracare THZ-019 features a three-step adjustment for comfortable and effective use.
4.1 Powering On and Adjusting Settings

Figure 4.1: Three-step adjustment controls for the device.
- To Turn On (Low Gear): Press and hold the power button for two seconds. The device will start in low gear.
- To Select Mid-Range (Soft Wind Mode): Press the power button twice in a row.
- To Select High-Grade (Strong Wind Mode): Press the power button three times in a row.
- To Turn Off: Press and hold the power button for two seconds.
4.2 Usage Guidelines
For optimal results and safety, follow these guidelines during your therapy sessions:
- Positioning: Find a comfortable position. Ensure the device is held approximately 8 inches (20 cm) away from the skin surface.
- Intensity: Always start with the low gear setting. Gradually increase the intensity as your body adapts and tolerates the heat.
- Target Area: Focus the light wave of the wand directly on the uncomfortable or desired treatment area of the body.
- Session Frequency: Treat the same body part 1-2 times per day, but do not exceed 3 times per day.
- Hydration: Drink a cup of warm water before each session. After the session, rest for 5 minutes and then drink another cup of warm water.
- Post-Treatment Care: For 40 minutes after use, avoid direct exposure to air conditioners or fans. Do not bathe or wash your hair for 1-2 hours after a session.

Figure 4.2: Illustrates potential application areas and benefits, such as activated cells, relief for cervical vertebra problems, limb joints, sub-health issues, waist and back problems, and improved immunity.

Figure 4.3: Common areas of discomfort that may benefit from therapy, including shoulder, cervical, lumbar, soft tissue, leg, and foot pain.

Figure 4.4: A visual comparison suggesting the efficacy of 15 minutes of irradiation for dispelling dampness and cold, and dredging meridians.
5. Maintenance
Proper maintenance ensures the longevity and optimal performance of your device.
- Cleaning: Regularly clean the intake grille to remove any accumulated dirt or slag. Use a soft, dry cloth for cleaning the exterior. Do not use abrasive cleaners or immerse the device in water.
- Storage: Store the device in its original suitcase in a cool, dry place away from direct sunlight and extreme temperatures.
- Power Cord: Always unplug the device by grasping the plug, not the cord. Avoid bending or twisting the power cord excessively.
6. Troubleshooting
If you encounter any issues with your Iteracare THZ-019, please refer to the following common troubleshooting steps:
- Device Not Turning On:
- Ensure the power cord is securely plugged into both the device and a working electrical outlet.
- Check if the outlet is receiving power by plugging in another appliance.
- Confirm you are pressing and holding the power button for at least two seconds to turn on the device.
- No Heat or Weak Airflow:
- Verify that the device is set to the desired intensity level (mid-range or high-grade).
- Check the intake grille for any obstructions that might be blocking airflow. Clean if necessary.
- Unusual Noises:
- Turn off the device and inspect the intake and output areas for any foreign objects.
- If unusual noises persist, discontinue use and contact customer support.
If these steps do not resolve the issue, please contact customer support for further assistance.
7. Specifications
| Feature | Specification |
|---|---|
| Product Name | Intelligent Health Preserver |
| Model Number | THZ-019 |
| Rated Voltage | 110V |
| Rated Frequency | 50HZ |
| Rated Power | 1200W |
| Product Dimensions (L x W x H) | 3.78" x 3.74" x 15.83" (95 x 96 x 402 mm) |
| Net Weight | 1.15 KG |
| Body Material | ABS Plastic |
| Color | Blue |
| Cordless Operation | No |
| Portability | Yes |
8. Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the documentation included with your purchase or contact the retailer. Keep your purchase receipt as proof of purchase for warranty claims.

Figure 8.1: The Terahertz Wand, presented as a choice for family care.