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By: Colt Schmidt

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Required 4 AA Re-chargeable Batteries Finished piece

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Needed a lot of experimenting on different batteries I tried 2 AA batteries, 9V battery, 4 AA batteries, and 4 AA Re-chargeable batteries 4 AA re-chargeable batteries worked Gives your device about 3 full charges

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I found a new way to charger your device without using the wall or the car It is portable and small It runs off of batteries and it is re-useable Most of my information came from tests and the internet

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1. 9V battery holder 2. Battery holder 2 AA 3. Battery holder 4 AA 4. Wires 5. Circuit board with components 6. Tin can 7. Voltage tester 8. Pliers 9. Soldering gun 10. Wires cutter 11. Batteries

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1. Assemble circuit board 2. Solder wires to battery sockets 3. Test battery socket 4. Solder USB port to circuit board 5. Perform another test 6. Test by plugging in an IPod using a USB cable to see if battery charger works 7. If it doesnt work repeat on different batteries

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Put out less volts Can be constantly re-used Better for the environment

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Fixed Wall ChargerPortable Battery Charger

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Colt Schmidt