How to make SMART Reading LAMP that AUTO ON.OFF at Home

How to make SMART Reading LAMP that AUTO ON.OFF at Home
  Indian LifeHacker
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Learn to make SMART Reading LAMP that AUTO ON/OFF with open and close book. For making this you need file folder, led, cell and metal wire. There are many more Interesting videos available in this channel "Indian LifeHacker ". My other YouTube Channel:

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