Hi friends in this instructable we are going to see how to make a mobile charger from 9V battery
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Step 1: Things Required
- 9V battery
- otg cable
- 9V battery clip
- voltage regulator (IC 7805)
Now solder the left and right pin if the ic to the battery clip
Then solder the middle pin the the positive of otg and and solder left pin to the negative of otg
(the left pin is negative)
Now connect the battery with the battery holder
then you can able to charge your phone
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