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1. Optocoupler 817
2. 5.6k Resister
3. 1k Resister
4. 3volt Led
5. 470uf Capacitor (or Any )
6. 3.7volt Battery
Increase Capacitor uf Value to Slow flashing
Decrease Capacitor uf Value to Fast flasing
Published by: Creative channel proPublished at: 5 years agoCategory: علمی و تکنولوژی