This powerful battery case can more than double the usage time on your iPhone 6.Charging method of built-in Lithium battery.
Ultra Slim External Power Source for your Apple iPhone 6/6S.
External battery charger charges and carries a spare battery for on the go use when your phone is running low on battery life.
Swap your low battery for a fully charged one to get your phone.It is suitable for the stand by power supplies to travel, tourism, long distance business in car and ships, field work or power outage environments. It is luxury, elegant, small, portable.
Extra Battery Charging Station, 3500mAh Standard Battery ,*Cables are NOT included.