HARDTOAST Extended Rechargeable External Protective Portable Smartphone Battery Case is designed to provide maximum battery life and protection for iPhone 6/6s/7/8 Plus(5.5 inch) ONLY
◆◆150% Extra Battery Life
Endurable 4000mAh battery can effectively double your iPhone 6/6s/7/8 Plus daily lifespan, the best choice for your outdoor companion, enjoy the day without worrying about not having access to your phone!
◆◆Headphone Compatible
Compatible with EarPods and AirPods, also works with 3.5mm headphone for your iPhone 6 & 6s Plus. No need to remove the battery pack case to get full audio access, simply enjoy music or video!
◆◆Advanced Sync-through Technology
The case can be charged together with your phone by using your original cable, charge your phone first, then the case once your phone reaches 100%. You can sync your iPhone to MacBook, PC or laptop without taking the case off.
◆◆How to Use
1. Simply slide your phone to the bottom section until the connector is fully inserted into your phone.
2. Press the power button on the back and hold for 3 seconds until the LED indicator light up.
3. Bend the soft top part first, then take out your phone carefully in parallel.
◆◆WARNING: if the disassembly angle is too large, it may cause damage to the connector!
◆◆Important Note
1. Wireless charging is NOT supported.
2. Apple CarPlay is NOT supported.
3. High voltage & Quick charge adapter is NOT supported.
◆◆CUSTOMER SERVICE: https://www.amazon.com/hz/help/contact/A1JVLW0KSRPO4H
◆◆Package Include:
1 Upgraded 4000mAh Battery Case (NOT include charger cable)
1 User Manual