The Four-in-One Fingerprint Bedroom Door Lock offers a comprehensive security solution, combining anti-peeping password, fingerprint unlocking, 2 mechanical keys, and app control. With a lightning-fast 0.2-second recognition and door opening within 1 second, this lock can store up to 100 fingerprints and 100 passwords for your convenience.

Designed for easy installation, the Bedroom Smart Door Lock is suitable for both left-and right-handed doors. It fits U.S. standard doors with back panel sizes of 2-3/8" (60mm) and 2-1/8" (70mm), and door thicknesses from 1-1/8" to 2-1/8" (30mm-55mm), ensuring a seamless fit for your home.

Upgraded with a larger 140140DIP fingerprint sensor, the new model boasts a 35% increase in recognition area compared to the previous 120120 sensor. This enhancement ensures more accurate and stable fingerprint recognition, providing you with robust security.

In addition to the advanced fingerprint technology, the Smart Door Lock also features a low-volume alarm and USB charging ports for emergency situations. Powered by 4 AAA batteries (not included), this lock offers a reliable and convenient power source.

Committed to customer satisfaction, we provide responsive after-sales support within 24 hours. If you have any questions or concerns about our door locks, please don't hesitate to reach out. We offer a 30-day money-back guarantee, a 12-month warranty, and lifetime technical support to ensure your peace of mind.

Elevate your home's security with the Four-in-One Fingerprint Bedroom Door Lock. Enjoy the convenience of seamless access, the reliability of mechanical keys, and the advanced protection of fingerprint and password unlocking, all controlled conveniently through your smartphone. Experience the ultimate in smart home security today.

product information: