Single LED on AC Mains

81832

Intro: Single LED on AC Mains

Just a SINGLE LED!

Directly on 220v or 110v AC Mains!

Even works on any voltage DC Battery!!

2 Comments

Resistor should be 22 kilo ohms, but rated for 3 watts or higher, since it gets hot due to 24 hrs continuous operation.... All components explained in the video....