Hello friends welcome to my Dailymotion channel TECH STUDIO. Today we discuss about how to make a LDR Darkness Sensor circuit using LDR.br br For making this we need --br br 1. LEDbr 2. BC 547 Transistorbr 3. 220 OHM Resistorbr 4. 22K OHM Resistorbr 5. Potentiometerbr 6. LDR (Light Dependent Resistor)br 7. Jumper Wirebr 8. Bread Boardbr 9. 9V Batterybr br You can get the circuit diagram here -- br br br Thanks for watching br Follow my Channel for upcoming videos.