Specifications:
Detects a flame or a light source of a wavelength in the range of 760nm-1100 nm
Detection distance: 20cm (4.8V) ~ 100cm (1V)
Detection angle about 60 degrees, it is sensitive to the flame spectrum.
Comparator chip LM393 makes module readings stable.
Adjustable detection range.
Operating voltage 3.3V-5V
Digital and Analog Output
DO digital switch outputs (0 and 1)
AO analog voltage output
Power indicator and digital switch output indicator