Commercial Door Products By ARPHA

• 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).