Power Dx External Protective Battery Case for Iphone 4s & 4 (Glossy White , Fit All Models Iphone 4 & 4s)

Available at: http://www.amazon.com/shops/stanleestuff

Size matters in the world of iPhone accessories and contrary to what you may have heard, smaller is better! Well at least that’s the case with this ultra slim battery case for iPhone 4 / 4S. This sleek case features a powerful 1500mAh battery that allows you to use your iPhone for close to double the normal time and doesn't tack on much additional weight/size, still giving you that perfect iPhone 4 / 4S feel.

At a Glance...

• Slim iPhone Battery Case
  
• Compatible with iPhone 4, 4S
  
• 1500mAh Capacity
  
• LED Battery Level Indicator
  
• Standby time: up to an additional 350 hours
  
• Video playback: up to an additional 8 hours
  
• Audio playback: up to an additional 17 hours
  
• Talk time: Up to an additional 6.5 hours on 3G
  
• Internet time: up to an additional 6 hours on 3G and 8 hours on Wi-Fi