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    LDR sensor module is used to detect the intensity of light. It is associated with both analog output pin and digital output pin labelled as AO and DO respectively on the board. When there is light, the resistance of LDR will become low according to the intensity of light.

    LDR Sensor Module

    NPR 350.00
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    The UA741 is a high performance monolithic operational amplifier constructed on a single silicon chip.

    UA741 General Purpose Op-Amp

    NPR 100.00