Smart Fingerprint Door Lock with Handle Set - Keyless Entry Door Lock with Knobs - App Control Smart Locks for Front Door - Biometric Smart Digital Door Lock

6-in-1 Unlock: Arpha smart fingerprint door lock could be unlocked via App+fingerprint+fobs+password+one-time password+mechanical key.
Upgraded Fingerprint Technology: Smart fingerprint door lock has a 99.99% biometric fingerprint recognition rate. Smart deadbolt can recognize your fingerprint in just 0.3 seconds and unlock your door in 1 second.
Auto Lock: Smart deadbolt with keypad lock the door within 10-30s after entering the password. Never need to worry about forgetting to lock the door.
Anti-Peeping Password: Arpha digital keypad deadbolt provides 16 digits virtual code unlocking function. Users could enter 4～8 fixed password + 12～8 virtual password to unlock.
Easy to Install: Arpha keyless entry door lock with knob set fits on most US standard left-handed and right-handed doors. It is easy to install with just a screwdriver. Smart deadbolt lock fit door thicknesses from 1-3/8" to 2-1/8" (35mm - 55mm), backset 2-3/8" (60mm) and 2-1/8" (70mm).

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