Police car flush light circuit diagram using 6 bc547 transistors

 

How to make police car flushing light by simple method 

Circuit diagram 

Parts :-

resistor -4.7k,22k,47k,100k,10ohms

Capacitor - 2.2uf,4.7uf/63volt

Transistor -bc547 (6no)

LED-Red🔴, Blue 🔵

Or battery 3.7 to 5 volt

Video clip