iPhone 7/8 Battery Case,Epuirie 4.7-inch 4500mAh Slim External Rechargeable Extended Protective Portable Charging Case & Charger Cover for iPhone 7 & iPhone 8 (White)

Reasons for choosing this case Charge Anywhere With the Push Of a Button Industry-leading battery life provides extended talk time,web browsing and video streaming. Charge and Sync Through Intelligently built,you can sync and charge the phone through the Atomic Pro case.You never need to remove the case! Specifications: Battery Type:Grade A+LI-prolymer - Capacity: 4500mAh - Output Voltage: 5V - Output Current: 1A - Input Voltage: 5V - Input Current: 1A Important Note: ONLY for 4.7 inch model(Iphone 7/8) The iPhone battery case is not waterproof,please keep it in a dry environment to protect against the tide. Q: Why the battery doesn't charge? A: Firstly when using it,ensure battery case has enough power.When charging the battery case with the phone into it,the charging rule is like this:charging the iPhone fully first then charging the battery case. Secondly press bottom to confirm the connector is fully inserted phone charging port. Q.can you use lightning headphones with the case? Only support wireless headphones.