Flame Sensor Module

Flame Sensor Module 4 pin is a high-quality electronic component designed for Arduino, prototyping, and educational electronics. This module is sensitive to the flame and radiation. It also can detect ordinary light source in the range of of a wavelength 760nm-1100 nm. It can be used as a flame alarm or in fire fighting robots.
Features

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.

Interface Description (4-wire)
1 VCC — 3.3V-5V voltage
2 GND — GND
3 DO  — board digital output interface (0 or 1)
4 AO  — board analog output interface It’s perfect for DIY makers, students, and anyone building custom electronic circuits or STEM kits.