I guess I didn't make myself very clear. I am looking for a wireless portable charger that you charge ahead of time and keep with you when the charge on your phone runs low. I have seen the Mophie case charger, but I wasn't looking for anything that would also be attached to the phone. I...

I am looking for a charger I can carry in my purse and use when the charge on my Iphone gets low. I have seen several different ones and I'm not sure which one would be best. I already have a car charger and I have looked at the Mophie case, but I'm afraid it will add two much weight to my phone.

I would like to purchase a portable charger for my Iphone5. Any recommendations for which would be the best?

Thanks.

I am sure this has already been answered, but how do you close applications after use? I don't want a lot running in the background and killing the battery.

Hi I'm a convert to Apple products, having been an Android person since they started. Still learning and I hope to find answers to the many questions I will probably have right here in this forum.