The CHANAN Smart RA-1 Door Lock combines cutting-edge 3D face recognition technology for opening and locking with fingerprint / App / key / key card and password security for ultimate protection. Made from durable stainless steel and aluminium, this electronic door lock is suitable for commercial, residential, and security doors. With a sleek satin grey finish, it is designed for easy mounting on both the left and right sides of a door. The package includes hardware, instructions, and a set of keys + key cards making it a convenient and high-quality choice for enhancing your home or business security. Manufactured in China, this door lock comes with a 1-year warranty for peace of mind.