Smart Fingerprint Door Lock, Keyless Biometric Door Lock with Handle, Handle Door Knob with APP, Fingerprint, Backup Key for Bedroom, Home, Hotel, Office, Apartment (Black)

Kadonio Fingerprint Door Lock: Intelligent Security for Modern Living 【Comprehensive APP Control】: Kadonio fingerprint door lock offers seamless APP control, making your life more convenient and smarter. Unlock the door with just a few taps on your phone. Manage users effortlessly, adding or removing fingerprints as needed. Customize access modes and silent mode settings to suit your preferences.
【Multiple Access Options】: This 3 in 1 biometric door lock is designed to meet the demands of everyday life. With APP unlocking and fingerprint unlocking, you no longer need to carry keys around or waste time searching for them. In case of emergencies such as battery exhaustion, a mechanical key is available as a reliable backup to ensure you can always access your home.
【Advanced Fingerprint Sensor】: Equipped with a 508 DPI fingerprint sensor module, this lock provides 360° fingerprint reading that is both accurate and fast. It can store up to 50 sets of fingerprints, and the recognition rate exceeds 98% within just 0.5 seconds, ensuring a smooth and secure entry experience every time.
【3 Step Quick Installation】: Kadonio fingerprint door lock is compatible with most standard single-cylinder US doors. The straightforward installation process takes only minutes with the included screwdriver, and no extra drilling is required. It fits doors with thickness ranging from 1-3/8″ (35mm) to 2-3/16″ (55mm) and features an adjustable latch of 2-3/8″ (60mm) or 2-3/4″ (70mm). Before purchasing, kindly check your door size. If you have any doubts, our video guide is available to assist you.
【USB emergency charging】：The Kadonio Fingerprint Door Lock boasts a convenient low – battery alarm, alerting you to battery status promptly. A built – in USB port offers emergency charging capability, ensuring you can always access your home even during a power outage. It requires 4 AAA batteries (not included), which deliver an impressive lifespan of up to 250 days, meaning fewer replacements and less hassle in the long run.
【Worry-free Warranty】: We provide detailed installation guides and clear user instructions to help you get started easily. In addition, Kadonio offers a 12-month warranty and lifetime free technical support. If you have any questions or encounter any issues, please do not hesitate to contact our customer service.