Introduction: DIY Portable Charger
First get a plastic box.Than make some hols for the connector,for the switch and USB connectors
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Step 1: The Inside
You will need connectors,chip from a car phone charger,plastic box and switch
Step 2: The Connection
Secure the rechargable battery's whit hot glue
Step 3: The Chip
Secure the USB plugs into the hole whit hot glue
Step 4: Connection
Connect the plus cable to the plus jack
The other two cables from plus and minus secure to the connectors
Secure the connectors whit hot glue
Step 7: The Final Step
The final step is to secure the top whit screws and thats it.
Connect the minus cable's to the switch