: It is noted as a compelling piece of kit because it offers a high-quality thermal image and rugged body at roughly 15-20% of the price of competitors.
: The controls are easy to use, though some reviewers noted a slight delay (about 5 seconds) when starting a video recording. Review of the TOPDON TS004 thermal monocular g60811.mp4
: The device includes up to 8x digital zoom, five color palettes, and a unique "bird mode" specifically for spotting small birds at a distance. : It is noted as a compelling piece