Upgrade your home security with the L.AOL.AU B05 Smart Fingerprint Door Lock, a versatile keyless entry solution designed for modern living. This high-performance digital lock offers multiple secure ways to unlock your door, including biometric fingerprint recognition, smartphone app control via WiFi, NFC functionality, personalized passwords, IC cards, and traditional mechanical keys. Crafted from durable aluminum alloy with a sleek powder-coated finish, this lock is built to withstand the elements with an impressive IP67 waterproof rating, making it ideal for both interior and exterior use. Whether you are managing a short-term rental, an office, or your own home, the integrated WiFi gateway allows you to generate or remove access codes remotely, providing seamless control for guests and visitors. The reversible handle design ensures compatibility with various door orientations, fitting steel, wooden, brass, and stainless steel doors with a thickness of 35-55mm. Installation is straightforward and can be completed in minutes using only a Phillips screwdriver. For added peace of mind, the unit features a USB emergency power port to prevent lockouts if the batteries run low. Certified by CE, FCC, and RoHS, this smart lock combines advanced white-box cryptography with user-friendly features to keep your property safe and accessible. The package includes the face and back plates with rubber gaskets, door handles, a slide bolt, two mechanical keys, two IC cards, and a comprehensive multilingual user manual. Please note that four 1.5V AA batteries are required for operation and are not included. Experience the ultimate convenience of keyless technology and remote property management with this all-in-one smart security solution.