Smart door locks allow for the combination of various authentication methods to suit specific needs, adding an extra layer of security during critical moments. While ensuring everyday convenience, they also provide more reliable protection for specific scenarios—such as living alone at night or being away for extended periods—making your sense of security both adjustable and fully under your control. Smart Door Lock : Featuring unlocking methods including fingerprint, password, App, IC card, and mechanical key. Fast Fingerprint Reading, Unlock effortlessly in just 0.3 second with high-precision biometric fingerprint recognition boasting a 99.99% accuracy rate,record 100 sets of fingerprint in total Crafted from aluminum alloy, this smart door lock is built to last. the handle design and detachable lock body provide added safety and ease of use. Never worry about being locked out due to a dead battery. this smart lock features an emergency key hole and usb port, allowing you to use a mobile power supply or mechanical key to unlock the door. Experience unparalleled security with our semiconductor fingerprint sensor that ensures accurate and fast recognition. Install in about 20 minutes with a screwdriver and a drill and follow the instruction to easily install fingerprint smart door knob,No Locksmith Needed.Door handle is reversible for both left and right handed doors., Manufacturer: ARUNASC