Introduction: Emergency Charge for Your Smartphone
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in this instructables i show how to make a simply emergency charge battery.
you need only few components:
-9 volt battery
-Key (or other metallic conductive object)
-the cable for your device
if you want, here you can see the video of this ible:
Step 1: Connect the Device
Use your cable for connect the device to your Car charger
Step 2: Use the Key
Use your Key to create a Bridge for your contact, in this case the Minus.
remember to NOT Confuse the two poles (+,-)
Step 3: Connect the Battery
Now you have finish
you only connect the battery and your smartphone begin to charge!
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