My little sister broke my charger and I can't buy a new one. Help?
How to charge my iPhone 4 without the charger?
You could charge it on your computer.
Well a CHARGEr is made for CHARGing. So i recommend getting one or letting your iPhone battery die and you can't do anything about it.
Consumer Electronics 03.01.2013
USB connect it to any computer and it will charge that way!