3 Transistors || Led chaser with speed controller Diy Rs-50 | Running led chaser without Ic

3 Transistors || Led chaser with speed controller | Running led chaser lights without Ic 2 way | please subscribe my channel. #led_chaser #m_easy_tech #electronic_project #How_to_make #Diy_ideas circuit diagram : https://drive.google.com/file/d/1PD3G... Circuit diagram : https://drive.google.com/file/d/1Fr_F...