Hello friends welcome to my Dailymotion channel TECH STUDIO. Today we discuss about led chaser circuit using CD 4017 IC and NE555 IC .br br For making this we need br br 1. 10x RED LED ( 2. PCB Board ( 3. NE555 IC ( 4. CD4017 IC ( 5. Potentiometer ( 6. 2x 1K Resistance ( 7. 10uf Capacitor ( 8. 9V Battery ( br The circuit diagram is available here br br br Thanks for watching br Follow my channel for upcoming videos.