2
votes
1answer
15 views

Can I use my Nexus 4 charger to charge an iPhone 4s?

I have a Nexus 4 charger (the block with the USB port on it) lying around. Can I use it to charge my iPhone 4s? Is it going to cause any trouble?
1
vote
2answers
2k views

What is the wattage of my iPhone?

I am trying to make a transportable charger for iPhones, but before I can start this I need to know how much power my iPhone uses when I make an emergency call. If nobody knows this, I will be glad ...