M3 security door lock

Hot Sale

Smart Front Thumbprint Door Lock
Electronic Deadbolt

Fingerprints / Passcodes / APP control / IC cards / Alexa voice control

Unlock with A Touch, Control from Anywhere

Hot Sale

Smart Front Thumbprint Door Lock Electronic Deadbolt

Fingerprints / Passcodes / APP control / IC cards / Alexa voice control

Unlock with A Touch, Control from Anywhere

NUTOMO Front Door Lock Set Auto Lock Fingerprint Deadbolt Alexa APP Control Remote Control Black Thumbprint Door Lock

Biometric

Anti-peep Keypad

Custom Timed Codes

Bluetooth APP

Model: M3-BBFKN-NUT

Other Color

  • 8 Ways to Unlock: Choose your favorite way to access your home. Use fingerprints, passcodes, app control, IC cards, mechanical keys, Alexa voice control, eKeys, or remote control (gateway sold separately).
  • Keyless Convenience: These front door locks can store 100 fingerprints, 250 passcodes, and 1,000 IC cards. Enjoy quick fingerprint recognition in just 0.1 seconds with an accuracy rate of over 99.99%. Say goodbye to the hassle of forgotten keys!
  • Fits Most Standard Doors: Comes with two adjustable metal door latches (2-3/8″ or 2-3/4″) and fits doors from 1-1/4″ to 1-3/4″ thick. It is compatible with both right and left-handed doors, making it perfect for homes, apartments, and offices.
  • Easy Installation: Install the fingerprint door knob easily on standard pre-drilled doors. Follow the voice prompts to complete the basic digital lock setup. All you need is a screwdriver.
  • Long-Lasting Battery Life: Powered by 4 AA batteries (not included), the electronic deadbolt can last up to 6 months. The Next Lock app will remind you to replace the batteries when they’re low, and you can check the battery status anytime.
  • Anti-Peeping Passcode: Feel secure with the anti-peeping feature. If someone tries to watch you enter your code, the keypad will lock for 3 minutes after 5 incorrect attempts, preventing passcode guessing.
  • Reliable Service and Warranty: NUTOMO security door lock offers a 30-day money-back guarantee, 1-year warranty, and lifetime technical support. Free tech support is available at +1(888)666-2755.

NUTOMO Front Door Lock Set Auto Lock Fingerprint Deadbolt Alexa APP Control Remote Control Black Thumbprint Door Lock

Model: M3-BBFKN-NUT

Other Color

  • 8 Ways to Unlock: Choose your favorite way to access your home. Use fingerprints, passcodes, app control, IC cards, mechanical keys, Alexa voice control, eKeys, or remote control (gateway sold separately).
  • Keyless Convenience: These front door locks can store 100 fingerprints, 250 passcodes, and 1,000 IC cards. Enjoy quick fingerprint recognition in just 0.1 seconds with an accuracy rate of over 99.99%. Say goodbye to the hassle of forgotten keys!
  • Fits Most Standard Doors: Comes with two adjustable metal door latches (2-3/8″ or 2-3/4″) and fits doors from 1-1/4″ to 1-3/4″ thick. It is compatible with both right and left-handed doors, making it perfect for homes, apartments, and offices.
  • Easy Installation: Install the fingerprint door knob easily on standard pre-drilled doors. Follow the voice prompts to complete the basic digital lock setup. All you need is a screwdriver.
  • Long-Lasting Battery Life: Powered by 4 AA batteries (not included), the electronic deadbolt can last up to 6 months. The Next Lock app will remind you to replace the batteries when they’re low, and you can check the battery status anytime.
  • Anti-Peeping Passcode: Feel secure with the anti-peeping feature. If someone tries to watch you enter your code, the keypad will lock for 3 minutes after 5 incorrect attempts, preventing passcode guessing.
  • Reliable Service and Warranty: NUTOMO security door lock offers a 30-day money-back guarantee, 1-year warranty, and lifetime technical support. Free tech support is available at +1(888)666-2755.

Thumbprint Door Lock Video

Suitable for Left & Right

You can adjust this Thumbprint Door Lock opening direction’ by phone App or programming code(Programming code can be found in the user manual).

Compatible with Apple Watch

Thumbprint Door Lock One-touch unlock with Apple Watch within range of the lock.

Type-C Charge & Keys

No worry when batteries are out of power as we have another plan B.

Remote Password

Keyfobs & Key Lock

Auto-Lock

Bluetooth APP

Authorized Admin

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4 AA Batteries

Thumbprint Door Lock Secure Your Home

Auto Lock & One Touch Lock

Automatic locking can be set 5-900s, holding the "#" key for 2 seconds.

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Wrong Entry Limit

when enter wrong passcord 5 times, the keypad will be locking 2 minutes.

Anti-Peeping Keypad

Add random number before or after the real password to prevent prying eyes.

Privacy Mode

Once enabled, only the admin password or physical key can unlock, providing additional security.

* Replace the lock cylinder of smart locks for free in a year. Submit to Nutomo for a total access solution to manage more properties.
Also can be replaced lock cylinder if your keys are dropped in a year. 

What's Included

Nutomo thumbprint door lock - easy to install

Thumbprint Door Lock Package Includes:

  • Exterior lock
  • Interior deadbolt
  • Latch
  • Mounting Plate
  • Installation Instruction
  • Screws
  • 2 IC Cards
  • 3 Keys
Item Dimensions
Item Weight

162 mm x 138 mm x 325 mm
‎6.38 x 5.43 x 12.8 inches

Item Weight

4.16Pounds/ 1.9KG

Frequently Asked Questions

Have more questions?  Submit a request

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Technical Specifications

Dimensions (LxWxH)

134 mm x 60 mm x 25 mm
‎5.27 x 2.36 x 0.98 inches

Mechanical Specs

Door Thickness: 1-1/2” to 1-7/8” (38 mm-48mm)

Backset: adjustable, fits 2.36”(60 mm) or 2.75 (70mm).

Bore: Φ2-1/8” (54mm) diameter of the lower hole

           1.07”(27.2 mm) diameter of the hole in the door edge

           1.02”(26 mm) depth of the hole in the door frame

           φ3/8”(10mm) screw hole