The Lagute Sciener Door Lock is a keyless lock which connects to your smartphone.
It links to your smartphone via bluetooth to allow a keyless entry.
Compatible with iOS and Android phones, it uses your phone as the key and uses encryption for your protection.
There is also a backup key and secret code to unlock the door should your phone battery or the door lock batteries die.
For the full instruction manual visit https://s3.amazonaws.com/Barsoom/ZI/ZI0ZW40I/Lock