Features:

• (1)Battery Extender and Case in One
  The juice pack plus for iPhone 4 4S combines rechargeable external battery power concealed inside of a protective form-fitting case. It offers the full protection of a hard-shell case with an ultra-thin, light-weight, low-profile design and shock-resistant band.


• (2)More than Doubles Battery Life
  1500 mAh capacity, advanced battery technology delivers an incredible amount of "juice" in a small form factor, more than doubling battery life.


• (3)Standby/Charging Switch
  Features a simple toggle switch allows for standby and charging mode so you only have to use the juice pack plus battery when you need it!


• (4)Efficient Electronics
  Embedded electronics results in no signal interference with the iPhone 4.


• (5)Acoustic Sound Enhancement
  The case design acts as a virtual speaker box, redirecting sound from the bottom of the iPhone 4 to the front, resulting in a richer, fuller sound quality.


• (6)4 Light LED Battery Status Indicator
  An integrated LED status indicator tells you exactly how much "juice" is left and also displays how much time remains during the charging process.


• (7)Quick Speed
  500 milliamps fast charge technology, with an advanced battery for added safety, as well as 1500 mAh capacity.


• (8)Soft-Touch Finish
  Sleek design includes a new, soft-touch, rubberized finish and a shock-resistant band.


• (9)Choice of Color
  The juice pack plus comes in four colors, allowing you to choose the case that matches your style.


• (10)Pass-through USB
  Included USB cable enables you to simultaneously charge and sync your iPhone 4 to iTunes without having to remove it from the juice pack plus.

Package Content Included:

• 1X Battery Capacity: 1500 mAh Juice Pack Air for iPhone 4 4S (with),(iPhone not included).
• 1X USB cable for charging
• 1XUser's Manual
• 1XOriginal Retail Box

Compatibility: Apple iPhone 4 4S