Here we can find how to make mobile portable charger
Now a days portable charger (Power bank) is very nessery to our smart phones. For this we made this project to charge your mobile any where without any electric supply and it is charges by using our normal 9v battery
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Step 1: Apparatus Required:
2- USB cable
3- 9v battery
Step 2: Construction
Connect your 9v battery with IC-7805 pin shown in fig. and also watch this video for clear details to understand