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High-Sensitivity Sound Sensor Module LM393This high-sensitivity sound sensor module features a sensitive electronic condenser microphone paired with an LM393 voltage comparator integrated circuit. Designed to detect ambient sounds or specific sound thresholds, it outputs a simple digital logic ..

Various flames, fire detectionModule Features:Flame can be detected or in 760 nanometer wavelength about 1100nm light, lighter flame test distance 80cm, for more flame, the greater the test distance.2, the detection angle of about 60 degrees, particularly sensitive to the flame spectrum3, adjustable..