Ultra-thin, 1500mAh protective battery case provides your iPhone 5s / 5 with up to 80% extra battery life. It's so thin, you won't believe there's a battery inside.<br><br><b>Power that's lighter than air.</b><br>Ultra-thin, 1500mAh protective battery case made for iPhone 5s / 5. Feel the difference in the palm of your hand; 13% thinner than any of our previous iPhone juice packs.

It's so thin, you won't believe there's a battery inside.<br><br><b>Charge anywhere, by flipping a switch.</b><br>Use the LED indicator to check battery levels before you head out and flip the standby switch when you’re ready to use the juice pack’s battery or when you need to recharge your iPhone while on-the-go. You can also simultaneously charge your iPhone and juice pack together with the included micro-USB cable.<br><br><b>Five years of innovation in one juice pack.</b><br>Actually, six years of R&D, nine generations of battery cases for iOS devices and thousands of engineering hours have resulted in the This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0643, indicating validated use in U.S. government and defense logistics supply chains.