The Best Biometric Door Levers of 2023

Advanced Bio-identification Technology - With biometric fingerprint identification technology and sensitive fingerprint reader, this digital door lock can quickly and accurately identify your fingerprint.

This electronic door lock design with APP function - The APP can manage fingerprints, manage passcodes, send e-keys to your visitors or anyone who you trust, it is safer and more convenient.

Built-in Security Chip - MAXFREE fingerprint smart lock used high security chip, which up to 99% of the time when placed correctly on the scanner. And unlocks your door in just 1-2 seconds. It’s faster and safer than bring for your keys.

Keyless And Key Entry Smart Function - This door lock has 4 ways to access: fingerprint, code, APP, and key, you can choose the way you like to enter, the MAXFREE fingerprint smart door lock has up to 20 fingerprints,

Sincere Customer Service - 30-day money back guarantee and 1-year product warranty for quality. Buy it with confidence.

♥【Material】: Made of zinc alloy material, durable and sturdy to use. Boasts with weather-sealed components that prevent dust and dirt from entering, allowing it to function in most weather conditions.

♥【Safe &High Efficient】:Fingerprint recognition lock, convenient fingerprint settings,safe and secure.The lock can recognize 30 fingerprint and the recognition speed is 0.25s. Integrated fingerprint handle, easy to open with a simple grip.

♥【With Keys】:Each fingerprint lock is equipped with 2 mechanical keys, which will enable users to unlock in traditional method.

♥【Power Supply】:The fingerprint door lock powered by 4pcs x AAA dry batteries(not included), and meanwhile with USB charge port for emergency.

♥【Package Included】:1 PC x Fingerprint door lock 1 Bag x Installation accessories 2 PCs x Keys

🔒Fingerprint Door Locks for Front Door: Fingerprint , Bluetooth , Anti-peep Keypad Code ,Mechanical Keys ,RFID Card 5 ways to unlock.Can store up 200 sets of fingerprints,150 keypad digital codes.

🔒STAINLESS STEEL LOCK: Required the upper and lower door holes.Reversible door lever.Adjustable backset 2.36'' or 2.76 '’,easy to replaces existing deadbolt. Fits door thickness of 1.38 inches to 2.17 inches.

🔒MAKE YOUR LIFE EASIER: Only support 4 AA batteries (batteries not included) to power. Low battery reminders and emergency USB port.Track unlock log ,set auto lock time , passage mode and turn off lock sound via App.

🔒SHARE ACCESS: Easy to program the Timed, Permanent, One-time or Customized passcode for friends, employees and others. Ideal for aluminum and wooden indoors door of home office garage and hotel.

🔒CUSTOMER SERVICE:30 days return service, 1 year warranty and life-time tech support. Service and Tech support, please contact Holify team, installation video search keyword "Holify HF11B" on utube.

🔓【 Smart Door Lever 】The smart lever door lock with multiple ways unlock methods: Fingerprint Unlock, Bluetooth App Unlock, Merchanical Key Unlock, WIFI Remotely Unlock (Gateway sold separately), support IOS and Android devices. Not waterproof, it'd better for inner wooden door use which better protect the fingerprint senor from rain for long life.

🔓【 Easy To Install 】Newly upgraded internal structure of smart door lock, it would be more easier to replace existing knobs with NO Wiring NO Drilling required. Door thickness of 1.38 inch to 2.17 inch, Adjustable backset 2.36 /2.76 inches. Suitable for both left handed/right handled doors. Detailed installation video on the listing page or search "Tiffane N20 Lock" in Utube.

🔓【 APP Bluetooth Control 】This Bluetooth Wifi Door Lock builts in TT Lock App, 1 step to lock and unlock. Share the eKeys to your family, friends and cancel access any time. View the status and records of smart lock in the app anytime on your phone. Connect to the gateway to realize remote unlocking and voice control with Alexa, which make your life more convenient.

🔓【 High Performance 】Fingerprint door lock is made of durable explosion-proof zinc alloy, newly upgrade circut board, optimize the 360° identification function of dry, wet and incomplete fingerprints, which make your home life more secured and smart. Require 4*AAA batteries, get alarm once low battery. When batteries power off, door lock with keys, or fingerprint unlock after connecting USB for temporarily emergent charge, no need worry about being locked outside.

🔓【 Money Back Guarantee 】Tiffane Team provide excellent customer service to our smart door lock. Get 360 days Warranty and Free Life-time Technical Support through the warranty instructions on the last page of product manual. Your 100% satisfaction is our eternal motivation.

High Performance: Fingerprint door lock is made of durable explosion-proof zinc alloy, newly upgrade circut board, optimize the 360° identification function of dry, wet and incomplete fingerprints, which make your home life more secured and smart.

Service:If you have any questions, please feel free to message us, we will reply you within 24 hours and give you a satisfactory solution

Fast Unlock: Ergonomic design, fast for you to unlock by scanning your fingerprints as you grip the door handle. A fast speed 0.3 seconds is all that is required to open. Much faster than any keys.

Super Safety: This door lock will provide you with superb security, taking advantage of technology of semiconductor and biological characteristics, which avoids the same fingerprint.

Smart Life: Smart door lever has a more user-friendly unlocking method to help you manage your home. You can check the door status any time and authorize this lock to your family to use, share e-key for your friends when you leave home and all unlock records will be transferred to the admin account via the app in real time to keep your home safe.

Note: 1. It needs two holes on the door to install the lock. If your door has one hole only, you need to drill one more hole. 2. Please ensure that you align the tumbler correctly. There are two red marks on the inside rotor. Align the red marks and make them together (on the same side). Otherwise, it cannot lock.

4 Ways to Unlock. By Fingerprint, password, RFID Card/Tag and mechanical key. Add and delete fingerprints/passwords/cards freely. You can set 1 admin password and 10 guest passwords, 50 fingerprints, 16 guest cards. Unlock protection: #1, support garbled code input (add random code before/after true code). #2, lock temporarily for 1 minute after 10 consecutive wrong inputs.

Sturdy Mechanism & Smart Design. Aluminum-alloy frame, backlight touch sensitive keypad, hidden mechanical keyhole, 13.56MHz RFID sensor. These features make the lock solid, durable, elegant, modern and safe.

Fit Interior Doors: standard single latch door, adjustable backset 2-3/8" or 2-3/4", door thickness between 1-5/8” and 2-3/8” (40 - 60 mm). Fit home and office interior doors. Not suitable for outdoor use. Reversible Lever: fit both left-handed and right-handed doors. Set handle direction according to your door.

Easy to Install and Change Batteries. With drawing for Drilling. Powered by 4x AA batteries (not included). Batteries can last 10 to 15 months under normal use. Low battery power alarm. Hidden mechanical keyhole for emergency access. Package includes a whole set of lock, 2 metal keys and 5 RFID key tags.

【Super Convenient】4-in-1 keyless entry: fingerprint + PIN Code + Backup Key+Bluetooth/APP . Smart Functions: Auto-relock + Long-time-open Passage Mode + Temporary Visitor Mode + Two people Combination Mode (fingerprint + fingerprint, pass code + pass code, or fingerprint + pass code).

【Smart Life APP Blutetooth Unlock】 Low-power Bluetooth communication technology, App can add a large number of users, manage fingerprint input, user authorization, unlock, battery power, etc.

【Durable and Easy DIY Installation】The shell is made of unique 304 stainless steel, and is collision proof, waterproof, and rust proof. Works with a temperature range of 5¡ãF to 140¡ãF. Long battery life lasts up to one year. It fits any door with a thickness between 1.5" and 2.7". It takes only several minutes to install, but you may need to drill a small hole on the old door. 4 AA Batteries Required. Installation guide video is embedded on the left side of this page.

【Anti-peep Password and Safe】Anti-peep virtual password - Anti-peep password is random digits +correct digits+ random digits, user may enter any random digits in front of or behind the correct password to create unlimited random passwords to secure your place.

【30-day Money Back Guarantee & Free Lifetime Support】If you are not completely satisfied, return it and you will receive a full refund within 30 days of receipt, no questions asked. All COOLOUS Products include a One-Year Manufacturer Warranty and free lifetime technicalscription and manual carefully before purchasing and installing, to ensure that the door size and installation meet your requirements.

All-IN-ONE FLEXIBILITY: World's first 5-in-1 keyless entry smart lock, fingerprint + code + smartphone + Knock / Shake to Open + mechanical key.

SMARTPHONE CONTROL: Bluetooth 4.0 Low Energy Connectivity, Works with both iOS and Android, View users, Log record, Clone.

ULTRALOQ ADVANCED FINGERPRINT TECHNOLOGY: Less than 0.5 second identification, Durable, waterproof and dustproof, Heal broken fingerprint lines, 95 fingerprints.

DIY Installation: Replaces your existing lever or knob on standard doors with a single hole (1-5/16" to 2" thick and 2-1/8" face bore hole) with just the screwdriver included. Ideal for doors with no deadbolts like side entry doors, garage entry, basement, wine cellars, home offices, bedrooms, offices, computer rooms, utility rooms etc. Weatherproof external lever lock with single latch.

18 Months Electronic and Lifetime Mechanical Warranty.

【 3-in-1 Smart Lock】: This biometric door lock have 3 ways of keyless entry: fingerprint + PIN Code + Backup Mechanic Keys. The Smart lock with keypad also adopt latest biometric fingerprint access technology with accurate recognition rate and open the door just in 0.3 seconds. You can add up to 50 groups of fingerprints. No more fumbling around for keys when you go out.

【 Solid Material with Widely Application】: The smart lock with handle is made of zinc alloy material, anti-corrosion, sleek and elegant with a simple, stylish look and providing a higher grade of security and privacy protection for your house, apartment, office, hotel or any other personal spaces.

【 Installation Simplify】: This smart fingerprint door lock is distinguished from other app or WIFI smart lock which have equivalent value, fairer price, leave out a lot of complexities of installation and the problem of application compatibility. The whole process of installation could be finish within several minutes, it fits both left and right handed doors and no wiring and drilling needed.

【Functions and Attentions】: The electronic door lever requires 4 AAA alkaline batteries (included) and meets US standard door, Backset 2-3/8″(60mm) and 2-1/8″(70mm), door thicknesses from 1-3/8'' to 2-1/8''(35mm -55mm). Functions of passage mode, automatic locking mode, Scramble PIN Code, low battery warning, emergency power supply are all inclusive.

【 Satisfaction Guaranteed and Technical Support】: We are committed to creating customers an excellent experience on fingerprint door lock and promise you a 1-year warranty and life-time technical support. Any question such as installation,missing parts, functional problems were guaranteed to be responded within 12 hours, please feel free to contact with our AIT service team.

🔒〖CONVENIENT KEYLESS ENTRY 〗Unlock via Fingerprint +Bluetooth + Backup mechanical Key .Remote unlock with WiFi Gateway , and connect with your Alexa to voice control.(Gateway and Alexa sold separately)

🔒〖FITS STANDARD DOOR〗 Reversible door lever.Adjustable backset 2.36 or 2.76 inches,easy to replaces existing deadbolt .Fits Wooden and aluminum door thickness of 1.38 inches to 2.17 inches.

🔒〖SHARE ACCESS〗 Easy to program the Timed, Permanent, One-time or Recurring E-keys for friends,employees and others.Ideal for home offices, Airbnb to use.Track unlock log ,set auto lock time and passage mode via App.

🔒〖PREMIUM METAL QUALITY 〗IP65 weatherproof rating,recommended for interior doors.Zinc alloy body and 304 stainless steel electronic parts.4 AAA batteries to power, Low Battery Alarm.

🔒〖CUSTOMER SERVICE〗30 days return service, 1 year warranty and life-time tech support. 24/7 Customer Service and Tech Support. Installation video please search keyword "Osgrem N20" on Utube.