FIVE WAYS TO UNLOCK: fingerprint, user code, user code + fingerprint, fingerprint + fingerprint, mechanical keys. Double verification mode is increased lock security level significantly.
REVERSIBLE HANDLE: This lock fits either left or right handed door; Reversing lever controlled by key; Removable key cylinder lets the user make key copy or re-key without bringing the whole lock.
LARGE CAPACITY: Up to 100 fingerprints and 100 user codes could be added to the lock system. Could add or delete individual users directly at the keypad without the use of a computer.
PURCHASE NOTES: Only designed for INTERIOR door; Fit dimension 2-1/8" hole, no need to drill extra hole; Fit door thickness between 1-3/8" and 2-3/8"
QUALITY REPAIR: One year After sales service and US local repair service. If you have any question when you install or using this door lock, please feel free to contact us any time.