Smart Rear Housing Leather Flip Cover for Asus Zenfone 5 w/ Quick Circle Window Front PU leather cover Back plastic shell Hollowed quick circle view window design, allows to view time, battery status and caller ID etc. easily Answering / rejecting phone calls without opening the flip Auto sleep / wake up function Replace your old, scratched and unusable battery housing with a new one. Compatible with: Asus Zenfone 5 Package included: 1 x Smart Rear Housing Leather Flip Cover for Asus Zenfone 5 w/ Quick Circle Window