There is a very simple flasher circuit transistor integrated 470k, 680ohm, 1n4007, 22UF, cardiac and led 470k resistor is not in my hand I used 560K Diac Wiki The DIAC, or “diode for alternating current”, is a diode that... Electronics Projects, 220V Led Flasher Circuit Simple , Transformerless "analog circuits projects, led projects, simple circuit projects, " Date 2016/05/10