Posts Tagged: "powerspring"

Mili Powerspring

MiLi Powerspring Juices Up iPhone 4s


MiLi is no stranger to iPhone battery packs.  So it should come as no surprise (it doesn’t to us), that today they released the MiLi Powerspring 4.  It’s a 1600 mAh backup battery case for the iPhone 4.  It should double your battery life, that is depending on what you’re...