What MorganS is trying to tell you is that the KY-022 sensor won't work for detecting a heat source.
The MLX90614 sensor will detect a heat source, as will the Grid-Eye sensor. The latter will tell you which direction to look as well.
What MorganS is trying to tell you is that the KY-022 sensor won't work for detecting a heat source.
The MLX90614 sensor will detect a heat source, as will the Grid-Eye sensor. The latter will tell you which direction to look as well.