In this video i will be showing you how to build a circuit that will switch on a light when it gets dark. I also explain how the circuit works.

If you have any questions don't hesitate to ask.

Check my youtube channel for more awesome projects!!

<p>nd whats that round thing on the side of battery when lighting leds?? is it important??</p>
<p>If i want to attach 4-5 leds on a pole like street light, then how to go about it</p>

About This Instructable




Bio: just another electronics hobbiest trying to help you out
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