Boost Case For iPhone 4
HRL Tech’s Boost Case is the world’s highest capacity rechargeable external battery to be compacted into such a lightweight and slim form-fitting case for the iPhone 4. The case was designed to offer the highest capacity of battery life possible (1700mAh) into a slim (0.69 inch) form-fitting design. This combination of power and form-factor is currently unmatched in the industry. Another cool feature is that the case is charged and ready to use right out of the box. The Boost Case for iPhone 4 retails for $59.95 each. See more pictures after the jump.
