1This door lock provides you with multiple highlysecure ways to unlock your door, such as App, password, fingerprint, IC card, mechanical key. 2Suitable for family door locks, villa door locks, apartment doors, rental doors, office doors. And areas that need to be strengthened, such as businesses and stores. 3The handle adopts ergonomics, full proportions, smooth, fine workmanship, precise casting of the handle, fine inclined tongue design, comfortable and safe to use. 4Highquality materials, high strength, durable, no rust, uninterrupted, smooth and unobstructed, precise golden section, simple and elegant shape. 5The fingerprint reader is highly accurate and able to store up to 120 unique fingerprints. It has a wide range of applications, long service life.