Compatible with iphone 5 and iPhone 5s only

• The Space Pack is the worlds first battery case with built-in storage for the iPhone 5s and 5. The extra memory allows for 8,000 more photo's, 7 hours of more video and 4000 more songs.
• Rechargeable 1700mAh lithium ion polymer battery with 16GB of built-in storage and protective case in one.
• Provides you twice the battery life of the iPhone 5S/5 --  Up to 6 hours of talk time on 4G and LTE. Up to an additional 8 hours on 3G.  Up to 40 hours of additional audio playback.  Up to an additional 10 hours of video playback.
• USB Charger - Included micro USB cable allows you to charge your iPhone 5 and case simultaneously without ever having to remove the iPhone 5S/5 from the case.
• Quick 1 amp recharging speed.