1. Introduction
This manual provides comprehensive instructions for the safe and effective use of the KTS Cold Laser Human/Vet Device, Model HD-Cures. This device is designed for infrared light therapy, targeting joints and muscles in both humans and animals. Please read this manual thoroughly before operating the device and retain it for future reference.
2. Safety Information
- Eye Protection: Always wear the provided safety glasses during operation to protect your eyes from direct laser exposure. The 808nm light is invisible to the human eye but can be seen through a phone's camera.
- Temperature: The device is designed with precision temperature control. A comfortable warmth on the contact surface is normal and safe, similar to a warm palm. This warmth originates from internal electronic components, not the laser beam itself.
- Usage Duration: Adhere strictly to the single-use duration specified in this manual. Avoid prolonged stationary contact on any single point; always move the device slowly over the treatment area.
- Overheating: If you notice abnormal overheating, discontinue use immediately and contact customer support.
- Medical Advice: This device is not intended to diagnose, treat, cure, or prevent any disease or health condition. Consult a healthcare professional for medical advice.
- Children and Pets: Keep the device out of reach of children. When using on pets, ensure they are calm and cooperative, and always supervise the treatment.
3. Product Overview and Components
The KTS Cold Laser Human/Vet Device is a portable, handheld unit featuring a combination of 808nm and 650nm laser diodes for effective light therapy. It includes an LED display for time and battery status, and simple controls for ease of use.

Figure 3.1: Device Components. This image illustrates the front and bottom views of the KTS Cold Laser Device, highlighting the LED display for time and battery, the power and time control buttons, and the arrangement of the 2 x 808nm and 12 x 650nm laser diodes.
- LED Display: Shows remaining treatment time and battery capacity.
- On/Off Button: Powers the device on or off.
- Time Button: Adjusts the treatment duration.
- Laser Diodes: 2 x 808nm (invisible infrared) and 12 x 650nm (visible red light) for comprehensive therapy.
- Charging Port: Located at the base of the device.
- Safety Glasses: Included for eye protection during use.
4. Setup
4.1 Charging the Device
Before first use, fully charge the device. A full charge typically takes approximately 2 hours and provides up to 4 days of duration, depending on usage.
- Locate the charging port at the base of the device.
- Connect the provided charging cable to the device and a suitable power source.
- The battery indicator on the LED display will show charging status.
- Once fully charged, disconnect the device from the power source.
4.2 Initial Inspection
Inspect the device for any visible damage before each use. Ensure all components, including the safety glasses, are present and in good condition.
5. Operating Instructions
5.1 Basic Operation
- Wear Safety Glasses: Always put on the provided safety glasses before turning on the device.
- Power On: Press and hold the On/Off button until the LED display illuminates.
- Set Time: Press the "Time" button to cycle through available treatment durations. Refer to Section 5.2 for recommended durations.
- Begin Treatment: Place the device head gently on the skin over the target area. Move the device slowly and continuously over the area. Do not hold it stationary on one point for extended periods.
- Power Off: After the treatment time expires, the device will automatically turn off, or you can manually press and hold the On/Off button to power it down.
5.2 Recommended Usage Guidelines
The following are general guidelines. Specific time, cycle length, and interval days should be adjusted based on individual response and condition.
- Duration: Approximately 30 minutes per session. This can be extended if appropriate and comfortable.
- Frequency: Twice a day.
- Cycle: Each treatment cycle typically lasts 5 to 10 days, followed by a 2-4 day break before starting a new cycle.
- Application: Move the device slowly over the target area. The device is suitable for lighter or deeper penetration depending on the application method.

Figure 5.1: Human Application. This image demonstrates the KTS Cold Laser Device being used on a human knee, illustrating a typical application method for joint and muscle therapy.
5.3 Veterinary Application
The KTS Cold Laser Device can also be used for veterinary applications. Ensure the animal is calm and comfortable during the treatment. Always consult with a veterinarian before using the device on pets, especially for specific conditions.

Figure 5.2: Veterinary Application. This image shows the KTS Cold Laser Device being applied to a dog's back, demonstrating its use for animal therapy.
6. Maintenance
6.1 Cleaning
- Ensure the device is powered off and unplugged before cleaning.
- Wipe the device surface with a soft, damp cloth. Do not use abrasive cleaners or immerse the device in water.
- Gently clean the laser emission area to ensure optimal performance.
6.2 Storage
- Store the device in a cool, dry place, away from direct sunlight and extreme temperatures.
- Keep the device and its accessories in the original packaging or a protective case to prevent damage.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not turn on. | Low battery or device not charged. | Charge the device fully (approx. 2 hours). Ensure the charging cable is securely connected. |
| Device turns off unexpectedly. | Low battery or treatment time expired. | Recharge the device. Check the set treatment time. |
| No visible red light. | The 808nm laser is invisible. | The 650nm red light should be visible. The 808nm light is infrared and not visible to the human eye, but can be seen through a phone camera. If no 650nm light is visible, contact support. |
| Device feels abnormally hot. | Prolonged stationary use or internal issue. | Discontinue use immediately. Ensure you are moving the device slowly during treatment. If overheating persists, contact customer support. |
8. Specifications
- Model: HD-Cures
- Brand: KTS
- Laser Wavelengths: 2 x 808nm (infrared), 12 x 650nm (red light)
- Battery: 1 x 2600mAh Lithium Ion (included)
- Charging Time: Approximately 2 hours for a full charge
- Battery Duration: Up to 4 days (depending on usage)
- Package Dimensions: 9.29 x 6.42 x 2.95 inches
- Weight: 1.06 Pounds
9. Warranty and Support
The product typically comes with a 1-year warranty. For warranty claims, technical support, or any inquiries regarding the KTS Cold Laser Human/Vet Device, please contact KTS customer support. Refer to your purchase documentation for specific contact details or visit the official KTS store on Amazon: KTS Store.
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