This Fire Rated 4 in 1 Digital Door Lock is perfect for any buildings or apartments needing a fire rated lock.
A sleek door lock with Bluetooth app, pin code, RFID card and manual key to provide quick and convenient access.
- External power can be used as the backup power
- 4pcs batteries last for 18 months
- Can open the door with the mechanical key when battery is out
- Support interval code: It only works at a fixed daily time. Very convenient for daily fixed time babysitter, nursing etc.
- Violence anti-theft alert: It will alert for any violence break-in.
- Dual electric system design: In the even of failure of one circuit system, the other circuit system still operates normally. Such as when fingerprint fails, users still can unlock the door by password.