Best Left Door Knobs in 2026

Lock and unlock your door in a single motion - by scanning your fingerprints as you grip the door handle. A lightning speed 0.1 seconds is all that is required to open. Much faster than any key.

No wires required. Fits standard-sized doors of 1-3/8'' to 2-1/8'' (35 to 55mm) door thickness, adjustable latch 2-3/8''(60mm) or 2-3/4''(70mm). Suitable for both left and right-handed doors.

Voice prompts guide you to set up to 20 fingerprints, including 2 admin-user fingerprints. Note: When 2 admin-user fingerprints have been collected, adding new one will prompt normal-user fingerprint collection.

【3 Ways Unlock】3-in-1 bedroom door lock: 100 groups of fingerprint + 100 sets of anti-peep virtual passwords + 2 physical keys. Indoor locking mode, auto-locking, mute mode, voice prompts, adjustable volume, emergency charging to unlock functions will bring you an excellent unlocking experience!

【Fingerprint Quickly Unlock】Seculiving finger print door knob adopts advanced FPC biometric fingerprint sensor, the recognition rate is up to 98%, just 0.3 seconds to open the door, you don't have to worry about forgetting the key when you go out, you can use your finger to unlock at any time.

【Lower Power Reminder】A battery indicator has been added to the keypad door handle. This indoor password lock requires 4*AAA batteries (not included) and has a lifespan of about 8-10 months. In addition, when the battery is dead and there is no key, you can use the charging cable into the USB port on the front of the front panel for emergency unlocking. (Note: This interface cannot charge the battery, it is only used for emergency charging, please replace the battery in time.)

[ Auto Locking for Door Knob, Security Smart Lock ] When you use it for door knob the Welock door knob will autolocking when you close the door, in a 360° rotatable state. Cannot be opened by brute force. (Note: when used for deadbolt, It cannot be automatically throw the deadbolt)

[ Up to 10 codes, Countless codes, One-Time Code ] Welock keypad door knob can only be set with one administrator code and 9 user codes. When you need to set the 11th code, you can set it through the APP, and the APP can set countless user codes. Additionally, allows to create temporary door codes If you need to grant someone access for a day or something.

[ Keyless Entry ] The Keyless entry door lock has five ways to open the door, password, Welock APP, bluetooth, regular key, RFID Card. Allows you to unlock doors without having to hunt around for keys.

【Fingerprint Door Lock】: Modern and simple fingerprint smart door lock, can be used in multi doors like front door, bedroom and apartment, APP + 100pcs fingerprint unlocking meet most unlocking requirements, just throw away your keys.Many Airbnb homestays always use.

【Say:"Open Door Alexa"】: When work with extra gateway(not included) , you can realize remote control, and through the secondary App voice password to open the door lock,ensure your unlocking security,control the lock anytime.

【Emergency Charging】: Need 4 pcs AAA batteries (not included) , about 8000 times of use, 12 months, low battery reminder, you can check electricity on TT Lock APP, with a USB emergency charging port, and 2 mechanical keys+2 IC card, never worry about locked outside.

Multiple Unlocking Options: This smart fingerprint door knob offers 3 ways to unlock: fingerprint,password,and keys(100 finger prints,50 user codes,2 keys).The biometric door lock features a high-resolution 508dpi fingerprint sensor,it can quickly and accurately identify registered fingerprints.It's smarter and securer,ideal for home,bedrooms,garages,reading rooms,offices,hotels,airbnb,schools,and more.

Voice Navigation Programming and Easy Installation: The keypad door knob features voice-guided programming for fingerprint and code registration,as well as other settings.The keypad is backlit for easy operation day or night.It's easy to install with just a screwdrive.Come with a 2-3/8" or 2-3/4" adjustable latch,suitable for screen,wooden and metal doors,etc.

Web-Based Dynamic Password: This combination electronic door lock does Not require an app or wireless WIFI connection,you can generate temporary,dynamic passwords,then remotely authorize this code to your relatives,friends,neighbors,cleaners,classmates or employees to access your home,room or office without any hassle.

🔒【4-in-1 Smart Fingerprint Door Lock】The keyless smart lock allows you complete control over how you lock your home,whether with a PIN code,fingerprint,a key or via the TT Lock App.Backup keys and backup power options included in case of emergencies.

🔒【Your front door Smarter】With the Bluetooth door lock,you can send virtual keys to your loved ones and friends.You can also give temporary access to one time guests and visitors.Check unlock history,and manage access anytime anywhere.

🔒【Security and control from anywhere】Paired with WiFi Gateway (Optional add-on,sold separately,Asin:B097GK9TKC)Remotely lock or unlock the door,check door status,grant virtual guest keys and see who’s coming and going.Or use your favorite voice assistant(Alexa and Google Home) to control your door

【4-in-1 Smart Door Lock】This digital door lock provide your family four ways to open the door, fingerprint + password + app + keys (2 included). Keyless entry and automatic locking combine convenience and security at the same time.

【Easy to Install and Program】The smart door lock only takes you 15 minutes to finish the installation, all you need is a small screwdriver. Setting up and password programming is also very user-friendly and easy to operate. Detail Install Guides you can refer to the manual or ask for help from Our Customer Service Team.

【Stylish Design & Touchscreen Access】The fingerprint lock is made of zinc alloy, service time could be more than 200,000 times. Non-slip handle and touchscreen access. LED touch panel make it easy to enter your passcode even in the dark. It work perfectly in bedroom, office, apartment, garage, basement, hotel, etc.

【4-in-1 Smart Door Lock】This digital door lock provide your family four ways to open the door, fingerprint + password + app + keys (2 included). Keyless entry and automatic locking combine convenience and security at the same time.

【Easy to Install and Program】The smart door lock only takes you 15 minutes to finish the installation, all you need is a small screwdriver. Setting up and password programming is also very user-friendly and easy to operate. Detail Install Guides you can refer to the manual or ask for help from Our Customer Service Team.

【Upgrade Gateway Compatible with Alexa】The Upgrade Gateway provide more internet functions such as online password unlock, long distance unlock, go home/lock abnormal alert. Only support 2G(2.4G) WIFI. Compatible with Alexa and Google Assistant, can be a part of the smart home system.

Multiple Unlocking Options👈 This smart fingerprint door lock offers 3 ways to unlock: fingerprint,password,and keys(100 finger prints,50 user codes,2 keys).The biometric door lock features a high-resolution 508dpi fingerprint sensor,it can quickly and accurately identify registered fingerprints.It's smarter and securer,ideal for home,bedrooms,garages,reading rooms,offices,hotels,airbnb,schools,and more.

Voice Navigation Programming and Easy Installation👈The keypad door knob features 📢 voice-guided programming for fingerprint and code registration,as well as other settings.The keypad is backlit for easy operation day or night.It's easy to install with just a screwdrive.Come with a 2-3/8" or 2-3/4" adjustable latch,suitable for entrance and interior doors,wooden and metal doors,etc.

Web-Based Dynamic Password👈This combination electronic door lock does Not require an APP or wireless WIFI connection,🧑‍🤝‍🧑 you can generate temporary,dynamic passwords,then remotely authorize this code to your relatives,friends,neighbors,cleaners,classmates or employees to access your home,room or office without any hassle.