Treedix 10pcs LM393 Photosensitive Resistance Light Sensor Relay Module Compatible with Arduino
$12.99
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Features:· 100% brand new and high quality.· Using a wide voltage LM393 comparator.· With a mouting screw hole, easy to install Using the sensitive type photosensitive resistance sensor.· The comparator output signal clean waveform is good, driving ability, than 15mA With adjustable potentiometer can adjust the brightness of the light detected.· Working voltage: 3.3V-5V Output: DO digital switch output (0 and 1), AO analog voltage output.
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