High-speed fingerprint recognition can unlock quickly and accurately, and can realize keyless and convenient unlocking on wooden or metal doors Multiple access options, including smartphone app-controlled temporary passwords, cards and physical keys, for flexible security Single latch deadbolt mechanism provides rugd protection while maintaining smooth operation and easy installation Intellint automatic locking function when the door is closed ensures continuous security without manual operation Energy-saving design and low-battery alerts via mobile app for worry-free use, Manufacturer: Santiway