The ZAGGsparq from ZAGG.com is 50% off until 7pm EST today with discount code: feb16
It gives your iPhone 4 complete recharges on-the-go.
Link: http://www.zagg.com/accessories/zaggsparq.php
It gives your iPhone 4 complete recharges on-the-go.
Link: http://www.zagg.com/accessories/zaggsparq.php