Electricity will go and fan will run automated system.
By IKTech
May 28, 2017

As soon as the power goes away, the auto is auto
It’s going to be over, again with electricity coming soon
The fan will be auto turned off. That’s for you
Need to =
A 6V relay switch
A 6V battery
A 6V peak
Two transients = Bc 547 / 2N2222
A womb diagram 6.8 v
A normal dial in 4007
Four quota wat registers
Let’s see once the parse used in the circuits.
Let us now look at the salutate to see how we will build
It’s like today’s departure