No, it can’t be connected to external devices.

Emergency entrance otp is generated via app At any time.

Carpenter can easily install this lock Company will assist you if any problem occure and provide complete solution.

4 AA size battery recommended dueracell ( ultra).

In case where battery stop working you can use 9v battery to start it again In the bottom of outer unit just touch the 9v batter at given point and it will start working.

In a condition where you forget to lock, in that condition your home is safe… Without fingerprint or pin or RFID card you can’t access your lavna digital locks.

No, it’s splash resistant not water resistant.

The depth of inner lock is 9 cm And width is 1.8 cm.

These lock comes with universal settings You can set lock Handel according to your door Like left handed inside door.