iPhone 4s Case W/ Portable battery

A Case designed for the iPhone 4/4s that also holds a Portable external battery (Vinsic Tulip). Main case design came from Quentin's design. (http://goo.gl/1dBAz5)
Main Case Design: http://goo.gl/PjnhQ9
A Case designed for the iPhone 4/4s that also holds a Portable external battery (Vinsic Tulip). Main case design came from Quentin's design. (http://goo.gl/1dBAz5)
Main Case Design: http://goo.gl/PjnhQ9