Ultra-Thin Power Bank Case Battery Backup for iPhone 6 7 Plus External Charge Cover

Features:
Item Condition:100% Brand New
Attractive and exquisite, easy to carry.
It charges very fast, and don't need cable to charge
This product is designed as protective case back up battery, which can protect your cellphone well.
It can charge your cellphone anytime and anywhere
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.

Specifications:
Type:Polymer lithium battery
Capacity:3500mAh(for iPhone 7 Plus 5.5'') / 2500mAh(for iPhone 7 4.7'')
Input voltage:DC 5V
Output voltage:DC 5V
Input current:1000mA
Output current:1000mA
Working temperature: -20℃-50℃

Package included:
1 x Case

NOTE:
Because of iPhone 7/7 Plus integrate the charging and earphone port, this battery case don't support the earphone to listen music when you plug the earphone cord in the battery case port, And it also can't transmit the data, it is only for charging your phone.
But you can use your bluetooth headphone in stead, thanks for your understandng.