Keyless Entry Door Lock for Front with Code, Deadbolt Locks with Electronic Keypad, Anti-Peeping Password, Easy Installation, Matte Black04

Instant Control: 3-second hold on the lock/unlock button for manual override. And it is easy to install, just need a screwdriver.
Multi-Access: 300 codes + 2mechanical keys + one time code.
Dual Locking Modes: Auto-lock(5-59s), press “Lock/Unlock” button 3s for manual lock.
Anti-Intrusion: Anti-peeping user password protection + wrong-attempt lock down.
All-Weather Ready: Operating temperatures range from -22℉ to 176℉ (-30℃ to 80℃), door lock can be installed indoor or outdoor. IP56 waterproof.
Low Maintenance: The smart lock powered by 4 AA batteries (Not Included) for more than 1 year.