DK01-B Keyless Entry Deadbolt Lock with Handle Set, Matte Black 21 User Password, Anti-Peeping & One-time Code, Auto-Lock, 2 Backup Keys, Backlit Keypad, IP54 Waterproof, for Front Door

Classic Keypad Deadbolt + Lever
Handle Set: One cohesive look for the whole home. Works on front doors, back doors, garage entries, or even home office exterior doors. That is what happens when a lock is built for families.
4-in-1 Entry: 1 master code, 20 user codes, 2 keys, and one-time guest codes. Cleaners get a one-time code that works once and self-destructs. Kids get their own permanent slot, while you keep the master code. Keys can be hidden for emergencies. Every type of entry your front door will ever need.
Auto Lock & One-Touch Lock: Turn on auto-lock and set the delay between 10 and 99s. Or tap and hold any key for 2s to lock instantly. From inside, use the thumb turn. If the battery is dead, the backup key works too. Ideal for front doors where kids forget to lock up. Low-Battery Alert &
Backlit Keypad: The red blinking top button provides an early warning about dead batteries. When you come home late, simply touch the keypad to light it up and enter your code without squinting.
Security & Durability: Rain or shine, this IP54 weatherproof keypad lock keeps working. It is built to ANSI Grade 3 and BHMA standards for daily family use. It survives thousands of cycles and handles temperatures from -30°F to 158°F. Vacation, Silent
& Passage Modes: Vacation Mode allows only you to enter. Silent Mode prevents anyone from being woken. Passage Mode, with auto-lock turned off, lets everyone get through. Your front door finally has a mode for every mood.
One-Year Battery Performance: 4 AA batteries (not included) power the lock for 365 days, providing 12 months of reliable locking and unlocking. Ideal for elderly parents who do not want to fuss with their front door