This product adopts internationally leading Fourier transform infrared (FTIR) spectroscopy telemetry technology, which can detect various chemical warfare agents, toxic and harmful substances, flammable and explosive materials, polluting gases, etc. The product features small size, light weight, low power consumption, rapid response, high sensitivity, flexibility, convenience, safety and high efficiency. The entire detection process is visualized, with intuitive and striking results, making it suitable for use in different scenarios.