Hardware (varies by project): Arduino Uno, LEDs, resistors, push button, jumper cables, breadboard, step motor, 8x8 matrix, HC-SR04 ultrasonic sensor, 4-digit 7-segment display (5461BS-1), LDR, ...

This technique is implemented with help of LDR's, microprocessor and IRF520 MOSFET Driver Module to measure as well as to control the intensity of light as per the requirement of the user. In this ...