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LM393 Optical Photosensitive LDR light sensor module for Arduino Shield DC 3-5V
5.00 out of 50.69$Original price was: 0.69$.0.34$Current price is: 0.34$. Exclusive of GSTThe LDR Sensor Module is used to detect the presence of light / measuring the intensity of light. The output of the module goes high in the presence of light and it becomes low in the absence of light. The sensitivity of the signal detection can be adjusted using potentiometer.