Product Review

Features:

Apple Certified Connector
Slim, lightweight and compact design for portabiility.
UL Certified 3100mAh Built-In Battery will give your iPhone 6 up to one more charge when needed (keep in mind, using your iPhone while charging the device with the battery case may reduce the total charge to your iphone's battery power as it will use some of the additional battery power).
Power LED Indicator - Will indicate the level of power your battery case is currently charged.
Doubles your iPhone battery power to keep you going throughout the day, essential for traveling, camping, road trips, business trips and other occasions.
Easy access to all ports, switches and buttons.

Specifications:

Capacity: 3100mAh Li-Polymer Rechargeable Battery
Dimensions: Length = 0.61 inches x Width = 2.79 inches x Height = 6.01 inches
Weight = 3.2 ounces
Input Voltage: 5.0V/1.0A
Output Voltage: 5.0±0.25V/1A
Charging Power Level: 1 Light = 25%, 2 Lights = 50%, 3 Lights = 75%, 4 Lights = 100%
3.5mm Headphone Adapter Cable to plug in headphones/earbuds or auxiliary cable.
Standard microUSB cable (can be used for data transfer for iOS and PC compatible devices such as Macbooks and Laptops to sync music and files to iTunes).

What's in the Package:

1x 3100mAh Battery Case
1x Standard Bumper.
1x Bonus Bumper.
1x Headphone Adapter Cable.
1x Micro USB Cable.
1x User Manual.