Door Knob,Blacksmith 4 in 1 Smart Door Knob With Fingerprint,App,Password and Key Quick Unlock,Biometric Smart Door Lock for Home, Apartment, Office,Black

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Door Knob,Blacksmith 4 in 1 Smart Door Knob With Fingerprint,App,Password and Key Quick Unlock,Biometric Smart Door Lock for Home, Apartment, Office,Black

4.1 stars out of 75 reviews

(4.1)|

75 ratings

Door Knob,Blacksmith 4 in 1 Smart Door Knob With Fingerprint,App,Password and Key Quick Unlock,Biometric Smart Door Lock for Home, Apartment, Office,Black Smart Door Knob Blacksmith Keyless Smart Door Lock Smart Deadbolt with App Control Fingerprint Passcode for Home Office Smart Door Knob Blacksmith Biometric Smart Door Lock App Control Fingerprint Password Keys Keyless Door Lock Doorknob Smart Lock Home Apartment Offic

Actual Color:Black

selected, Black, $40.99, was $69.99

$69.99

Gray, $40.99, was $69.99

$69.99

Key item features

Versatile Unlocking: Offers four convenient entry methods: fingerprint, password, app control, and traditional key for flexible access.
Rapid Biometrics: Features a 0.1-second biometric fingerprint recognition system, capable of storing up to 100 unique fingerprints for multiple users.
Smart Management: Utilizes a complimentary smartphone application to manage fingerprints, passwords, review unlock records, and configure auto-lock, passage, and privacy modes.
Automated Security: Includes an auto-locking feature that can be set to secure the door automatically after a customizable duration, such as 5 seconds.
Effortless Installation: Designed for straightforward setup, requiring only a screwdriver and minutes to install, compatible with most standard US doors.
Durable Construction: Constructed from durable metal with a sleek black finish, measuring 9.84 inches in length, 3.54 inches in width, and 6.69 inches in height, weighing 2 pounds.

Generated by AI

Specs

Hardware lock type
Smart Lock
Features
Easy-to-Use
Brand
Blacksmith
Material
Metal
Finish
Smart Door Knob
Color
Black

Current price is Now $40.99

You save $29.00

was $69.99

Price when purchased online

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2-Year Plan - $5.00

3-Year Plan - $7.00

Handyman Service

Doorbell & Deadbolt Install - $88.00

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Columbus, 43215

Arrives by Mon, Apr 6

Order within 8 hr 9 min

Sold by GlobinaPro Seller

Fulfilled by Walmart

4.335002384358607 stars out of 5, based on 4196 seller reviews(4.3)

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About this item

Product details

The Blacksmith Smart Door Knob in black provides a versatile 4-in-1 keyless entry solution, allowing you to unlock your door with fingerprint recognition, a personalized password, the convenient app, or a traditional key. This biometric smart lock features a rapid 0.1-second fingerprint sensor that can store up to 100 unique fingerprints. The accompanying app offers comprehensive control, enabling you to effortlessly add fingerprints and passwords, review unlock records, and configure settings such as auto-lock, passage mode, and privacy mode for enhanced security. Additionally, the door knob includes an auto-locking feature that can be set to engage 5 seconds after entry. Designed for easy installation with just a screwdriver, it is compatible with most standard US doors, making it ideal for homes, apartments, and offices.

Unlock your door using four convenient methods: fingerprint, password, app control, or a traditional key.
Experience rapid access with biometric fingerprint recognition, identifying your print in just 0.1 seconds.
Store up to 100 unique fingerprints, accommodating multiple users with ease.
Manage your smart door knob effortlessly through a complimentary application on your smartphone.
The app allows you to add and manage fingerprints and passwords, review unlock records, and configure auto-lock, passage, and privacy modes.
Benefit from the auto-locking feature, which can be set to secure your door automatically after a customizable duration, such as 5 seconds.
Enjoy straightforward installation, requiring only a screwdriver and taking just minutes to set up.
This smart door knob is designed for compatibility with most standard US doors.
Its versatile design makes it ideal for various locations including homes, apartments, offices, bedrooms, living rooms, and wardrobe spaces.
Constructed from durable metal for long-lasting performance.
Features a sleek black finish to complement your decor.
The assembled product measures 9.84 inches in length, 3.54 inches in width, and 6.69 inches in height.
Weighs 2 pounds, ensuring a solid and secure feel.
Equipped with a backset size of 2.65 inches for proper fitment.
Designed for user-friendly operation, making access simple and secure.

info:

We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.

Specifications

Hardware lock type

Smart Lock

Features

Easy-to-Use

Brand

Blacksmith

Material

Metal

Warranty

Warranty information

Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.

Customer ratings & reviews

4.1 out of 5 stars

stars75 ratings21 reviews

How item rating is calculated

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Showing 1-3 of 21 reviews

Jan 15, 2026

Kammie

Item details

Color: Black

Sold byGlobinaDelivered byWalmart

5 out of 5 stars review

Verified Purchase

Amazing! Will buy again!

This works so well, the install was quick and easy and it works wonderfully, I've now had it for almost 2 or 3 months in order to give it a full and honest review and I can honestly say I love it and will be buying another one just because this is amazing, it came with 2 keys and the batteries haven't gone out at all, they last super long surprisingly

Incentivized Review

Helpful?

Jan 24, 2026

Christopher

Item details

Color: Black

Sold byGlobinaDelivered byWalmart

5 out of 5 stars review

Verified Purchase

Inexpensive yet effective

A great addition to any smart home installation. Good value for the money and very easy to install the doorknob and set up everything in the app on your smartphone.

Incentivized Review

Helpful?

Feb 17, 2026

CCinAZ

Top Reviewer

Item details

Color: Black

Sold byGlobinaDelivered byWalmart

5 out of 5 stars review

Verified Purchase

THE best doorknob lock - Works like it should!

I've installed 6 different digital door locks recently %26 have returned 3 because they did not work well. This one though works Every Time! Installation was slightly more trickier but Well worth the effort. Love this door knob lock!

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Door Knob,Blacksmith 4 in 1 Smart Door Knob With Fingerprint,App,Password and Key Quick Unlock,Biometric Smart Door Lock for Home, Apartment, Office,Black

Key item features

Specs

How do you want your item?

Get free delivery, shipping and more*

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