Digital Electronic Backlit Keypad Door Lock with Backup Keys, Keyless Entry by Password Code Combination

Digital Electronic Backlit Keypad Door Lock with Backup Keys - Satin Nickel Finish This password/combination door lock offers great convenience of reliable keyless access by code. User can setup up to 50 different password/ codes for access, each code can be set from 1 to 13 digits. If needed, user can still use the backup keys included in the package to open the lock. Ideal for commercial storage rooms, utility closets, garages, etc. The door handle functions as a deadlocking spring latch, meaning it's always locked, and after the door has been opened, it immediately defaults back to a locked position or you can still set it to always unlocked mode. Features - Applicable many different door thickness - Fits doors from 1-1/4" to 2-1/4" thick (two spindles included) - Anti-peeking function - You can add random code before or after your real code to prevent others from peeking your code. - Auto Lock Function - Auto lock in 5 seconds after unlocked. It can be set to stay always unlock under passage mode - Silent mode - Keypad beeps can be set to silence Specifications: - Suitable for Left-Handed opening door Reversible for in-swing or out-swing door - Password Capacity: 100 different passwords - Powered by 4 x AA batteries (included) or Power Bank (not included) - Battery Life: Approx. 5,000 times opening - Dimensions: 8.5"H x 2.5"W - Alarm for Low Battery, and it still can open for approx. 50 times after low battery alarm Please note: This lock doesn't support locking from inside.