Introduction
The TOPDON TS004 Thermal Imaging Monocular is a compact and robust device designed for observing heat signatures in various environments. It provides clear thermal images, making it suitable for outdoor activities such as hunting, wildlife observation, and property monitoring. This manual provides essential information for setting up, operating, and maintaining your device.
Setup
1. Unboxing and Initial Inspection
Carefully remove all components from the packaging. Verify that all items listed in the 'What's in the Box' section are present and undamaged.

Figure 1: Contents of the TOPDON TS004 package, including the monocular, quick user guide, carrying bag, USB-A to USB-C cable, and hanging strap.
2. Charging the Device
Before first use, fully charge the monocular using the provided USB-A to USB-C cable. Connect the cable to the USB-C port on the device and a compatible power source. The LED indicator will show charging status.

Figure 2: The monocular features an 11-hour long-lasting 5000mAh rechargeable battery.
3. Attaching the Hanging Strap
Securely attach the hanging strap to the designated loop on the monocular to prevent accidental drops during use.
Operating Instructions
1. Controls Overview

Figure 3: Key controls and components of the TOPDON TS004 Thermal Imaging Monocular.
- Power Button: Press and hold to power on/off.
- USB-C Port: For charging and data transfer.
- Mode Button: Cycles through different display modes/color palettes.
- Zoom Button: Adjusts digital zoom levels (1x, 2x, 4x, 8x).
- Camera Button: Press to take photos, press and hold to record videos.
- Diopter Adjustment Knob: Adjusts the eyepiece focus for individual vision.
- LED Indicator: Displays device status (e.g., charging, power on).
2. Power On/Off
Press and hold the Power Button for a few seconds to turn the device on or off. The LED indicator will illuminate when the device is active.
3. Adjusting Diopter
Rotate the Diopter Adjustment Knob near the eyepiece to achieve a sharp and clear image tailored to your eyesight. This eliminates the need for corrective eyewear while using the monocular.
4. Changing Display Modes and Color Palettes
Press the Mode Button to cycle through the five available color palettes: Bird, White Hot, Black Hot, Red Hot, and Fusion. Each palette highlights temperature differences in a distinct way, allowing for optimal visibility in various scenarios.

Figure 4: Tailor your view with five color palettes for enhanced target identification.
5. Zoom Functionality
The monocular supports up to 8x digital zoom. Press the Zoom Button to cycle through 1x, 2x, 4x, and 8x magnification levels. Note that digital zoom enlarges pixels and may reduce image clarity compared to optical zoom.

Figure 5: The monocular offers up to 8x digital zoom for closer inspection of distant objects.
6. Capturing Images and Videos
Press the Camera Button to take a still photo. Press and hold the Camera Button to begin recording video. The device has a built-in 32GB eMMC card capable of storing approximately 270,000 thermal images.

Figure 6: Easily capture photos and videos of your observations.
7. Wireless Connection (TopInfrared App)
Connect the monocular wirelessly to your smartphone via the TopInfrared App for real-time monitoring, image capture, and video recording with audio. The app allows you to manage your media even when offline.

Figure 7: Seamlessly connect your monocular to your smartphone for enhanced control and viewing.
8. Observing Wildlife
The TS004 is designed for extensive detection, allowing you to observe wildlife and objects up to 410 meters away with clear detail visibility within 100 yards. Its thermal capabilities penetrate fog and dense vegetation.

Figure 8: The TS004 offers an extensive detection range for various observation needs.
Video 1: Observe livestock clearly even at night using the TOPDON TS004 Thermal Imaging Monocular. This video demonstrates the device's ability to detect animals in low-light conditions and showcases different color palettes.
Video 2: A hunting scene demonstrating the TOPDON TS004's effectiveness in detecting wildlife in natural environments.
Maintenance
1. Cleaning the Device
Use a soft, dry cloth to clean the monocular's body. For the lens, use a lens cleaning cloth and solution specifically designed for optics. Avoid touching the lens with bare hands to prevent smudges and scratches.
2. Storage
When not in use, store the monocular in its carrying bag in a cool, dry place, away from direct sunlight and extreme temperatures.
3. Battery Care
To prolong battery life, avoid fully discharging the device frequently. Charge the battery regularly, even if the device is not in active use, to maintain optimal performance.
Troubleshooting
1. Device Not Powering On
Ensure the battery is sufficiently charged. Connect the device to a power source and allow it to charge for at least 30 minutes before attempting to power it on again.
2. Unclear Image
Adjust the Diopter Adjustment Knob to fine-tune the focus for your vision. Ensure the lens is clean and free from dust or smudges. Environmental factors like extreme humidity can also affect image clarity.
3. Connectivity Issues with TopInfrared App
Ensure Bluetooth or Wi-Fi is enabled on your smartphone and the monocular. Restart both devices and try reconnecting. Check the app for any available updates.
4. Water Resistance (IP67)
The TOPDON TS004 has an IP67 rating, meaning it is protected against dust ingress and can withstand immersion in water up to 1 meter for 30 minutes. However, it is recommended to keep the thermal scope away from water to avoid electricity leakage or short circuit, as per the manufacturer's caution. Avoid prolonged submersion or exposure to high-pressure water jets.

Figure 9: The TS004 is designed with an IP67 waterproof rating for durability in various environments.
Video 3: This video demonstrates the TOPDON TS004's waterproof capabilities, showing it being exposed to water.
Specifications
- IR Resolution: 256x192
- Refresh Rate: 50Hz
- Battery Capacity: 5000mAh
- Battery Life: Up to 11 hours
- Waterproof Rating: IP67
- Lens: 13mm
- Detection Range: Up to 410 meters
- Recognition Distance: Within 100 yards
- Digital Zoom: 1x, 2x, 4x, 8x
- Internal Storage: 32GB eMMC (approx. 270,000 thermal images)
- Item Weight: 70 Grams (2.47 ounces)
- Product Dimensions: 9.8 x 6 x 3.8 inches
- Compatible Devices: Smartphone (via TopInfrared App)
Warranty
For detailed warranty information, please refer to the official warranty card included with your product or contact TOPDON customer support. Protection plans may also be available for extended coverage.
Support
If you encounter any issues or have questions regarding your TOPDON TS004 Thermal Imaging Monocular, please contact TOPDON Authorized customer support. You can find contact information on the official TOPDON website or in your product documentation.





