Attractive and exquisite, easy to carry. It charges very fast, and you do not need cable to charge this product. It is designed as a protective backup case for the battery, which can protect your mobile phone too. You can charge your mobile phone anytime and anywhere and is suitable for the support of power supplies for travel, tourism, long distance business by car and ships, field work or power outage environments.

Features:
Attractive and exquisite, easy to carry.
Fast charging, and don't need a cable to charge.Provides full protection of your case Three parts joint slim fashion design Fit for any working lightning cables When you charging your iPhone, you don't need to take the case off. It will automatically charge your iPhone first and then the battery case.

Specifications:
Battery: Lithium Polymer battery
Capacity: 3500 mAh (for iPhone 6 6s Plus 7 plus 5.5 '' ) /
2500 mAh (for iPhone 6 6s 7 4.7 '')
Input voltage: DC 5V
Output voltage: DC 5V