Rgb led blinking use to ic555,33k resistor,10uf capacitor,220 oham resistor,and 12 volt battery 1:14 | Traitement de la vidéo... Chargement... Télécharger
![[top 2] 13005 transistor and bc 557 transistor project diy home made and easy electronic project](https://i.ytimg.com/vi/uCrEX85muug/hqdefault.jpg)