Smart Keypad Door Lock with Handle: NICE DIGI Keyless Entry Digital Lock for Front/Interior Door, Electronic Code Knob, Easy Installation

Keyless Entry: Provide access to up to 20 unique password for your family or friends, and create temporary codes for guests to use. You can also use a key((Duplicable)) to unlock your digital lock.
5-minutes Easy Installation: Fits most American home front wooden doors. Quickly replace the handle, knob or deadbolt of your existing door lock set with just a screwdriver. No extra drilling needed. Reversible handle fit both left and right handed doors.
Keypad Door Lock: Upgraded Backlit Keyboard with Low Battery Alert, silent mode and vacation mode,water resistant. Requires 4*AA batteries (Not Included), with a battery life of up to one year.