Exinoz Portable External Battery Case for Samsung Galaxy Device:Samsung Galaxy S8 Plus (4700mAh) * Interior is made of

* Interior is made of high quality shock resistant high grade plastic

If the answer is YES

Function: warm / protective / non-slip / waterproof

★GUARANTEE — Comes with WireSmith’s lifetime warranty

Exinoz Portable External Battery Case for Samsung Galaxy Device:Samsung Galaxy S8 Plus (4700mAh) * Interior is made ofALWAYS HAVE POWER ON, NEVER GO OFFLINE! Exinoz External Protective Portable Charger Battery Case Power Pack is designed to improve the performance and battery life for your Samsung Galaxy S6 S6 Edge S7 S7 Edge S8 S8 Plus S9 S9 Plus S10 S10 Plus S10e Note 8 Note 9. Note: When charging the battery case with phone attached, the phone battery will be charged first. After the phone battery is fully charged, charging of battery case will begin. Please fully