Features & Spesifications : - High Photo Sensitivity - Fast Response Time - Sensitivity adjustable - Detects a flame or a light source of a wavelength in the range of 760nm-1100 nm. - Detection range: up to 100 cm. - Adjustable detection range. - Detection angle about 60 degrees, it is sensitive to the flame spectrum. - Comparator chip LM393 makes module readings stable. - Operating voltage 3.3V-5V. - Digital and Analog Output. - Power indicator and digital switch output indicator.