Fingerprint Digital Door Lock – R665F-19B

  • Digital Cylindrical Latch Lock
  • Fingerprint
  • 60/70mm Adjustable Backset Cylindrical Latch
  • Matte Black


Welcome to the future of door security with the Fingerprint Digital Door Lock – R665F-19B. This state-of-the-art lock, brought to you by Be-Tech Lock, is designed to provide unparalleled security and convenience for your home or office. Let’s dive into the features that make this lock a game-changer in the world of Electronic Digital Locks.

Key Features

  • One-touch Fingerprint Verification: Say goodbye to the hassle of keys or remembering passwords. This lock uses advanced one-touch fingerprint verification technology to read your fingerprint in a single shot. It’s as easy as touching your finger to the sensor.
  • Operation Status Notification: The LED indicator keeps you informed about the lock’s status through different colors and signs. You’ll always know what’s happening with your lock.
  • Tubular Latch Locking Mechanism: This lock features an international standard jimmy-proof tubular latch, providing an extra layer of security against break-ins.
  • Automatic Locking: Forget to lock the door? No worries! The door will lock automatically a few seconds after you open it. Manual operation is also available for your convenience.
  • Easy to Install: This lock is designed to replace your existing mechanical lock easily, making the transition to a fingerprint lock a breeze.
  • Anti-panic Exit System: In case of an emergency, you can open the door by simply turning the handle from inside. Safety first!
  • Low Battery Warning Signal: Never be caught off guard with a dead battery. The lock will alert you with a voice reminder to replace the batteries when they’re running low.


The Fingerprint Digital Door Lock – R665F-19B is not just about features; it’s built to last and perform under various conditions. Here are the technical specifications:

  • Model: R665F-19B
  • Dimensions (Front and Back Body): 168.5(W)×60(H)×71(D)mm (with handle)
  • Temperature: Workable -30˚C~66˚C
  • Humidity: Workable 20%~93% ± 2RH
  • Door Thickness: Applicable Range 35-60mm
  • Lock case: Tubular latch (Galvanized steel)
  • Fingerprint: Up to 20 Groups (3 Master Fingerprints & 17 User Fingerprints)
  • Battery: 3X1.5V AAA alkaline batteries (Operating voltage: 3.3~4.5V). Last up to 8 months (20 times used a day)
  • Applicable Area: For indoor use only. Maximum torque of handle no more than 25 N.M. Door weight on no more than 100 Kg.

Why Choose a Fingerprint Door Lock?

Fingerprint door locks are more secure than traditional locks. They’re impossible to pick and offer a higher level of security. Plus, they’re convenient – you won’t have to worry about losing your keys or forgetting your password. For more information on the benefits of fingerprint locks, check out our article on The Best Fingerprint Locks.


The Fingerprint Digital Door Lock – R665F-19B is a top-notch security solution for your home or office. With its advanced features and robust specifications, it offers a combination of security, convenience, and peace of mind that traditional locks can’t match. Upgrade your security today with Be-Tech Lock, your trusted provider of Electronic Hotel Locks, Electronic Cabinet Locks, and Electronic Hotel Safe.





5 MB

Fingerprint Digital Door Lock – R665F-19B

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