Use at Ease. It is powered by 4x AA batteries (not included). There's low battery power alarm. You can access anytime by the mechanical key, or power up the lock via the emergency USB port. You don't need to worry about being locked out.
Simple Setup. Installing the lock is straightforward with a screwdriver, provided your door is equipped with normal single latch lock openings. There's no need for additional drilling. The backset can be adjusted to either 2-3/8" (60mm) or 2-3/4" (70mm).
Four Ways to Unlock. The 4-in-1 deadbolt can be unlocked by fingerprint, combination, key card and mechanical key. The touchscreen keypad also has a one-touch doorbell.
Secure Locking. Auto Locking and One-Touch Locking. Anti-peeping code input. Sturdy aluminum alloy frame.
An Ideal Keyless Entry Front Door Lock. This is your choice if you want an electronic lock rather than the old-fashioned single cylinder deadbolt. You can set up 100 fingerprints, 100 combinations and 100 key cards at most.
Package includes a set of electronic door lock, two key cards, one mechanical key and one user manual.