Battery Case for iPhone 8/7 Slim, Vorcsbine 3000mAh Charger Case Support iPhone Charge Port and Headphones (4.7 inch)-Black;

[Upgraded]Newly designed, perfectly resolved the differences between iPhone 7 and iPhone 8, embrace the iPhone 7/8 top more to protect your iPhone 7/8 from slipping off User tips:1. Slide the phone into the battery case. Make sure that the phone is well connected to the USB connecter of the battery case. Then you can start to use the phone.2. Charging for the phone: just press the power button on the back of the battery case to start charging. And press the power button again to stop charging. 3. When you charge the battery case with the phone attached, the default charging is firstly charge for your iPhone, when the phone is fully charged, the battery case will be charged later.4.Default design charge the phone, when the phone is charged full, then begin to charge the battery case Our advantage: battery case for iPhone 7/8 can perfectly compatible with lightning charge, data transfer and lightning headphones. Product specification Capacity: 3000mAh Li-Polymer ATL brand rechargeable batteryOutput:5V/1A, Input:5V/1AFeatures:Ultra slim and lightweight designed power indicator can let you know the level of the battery. Easy to install Provide more power to play more games, video, music.