Indoor Fingerprint Lock Smart Fingerprint Door Lock Digital Password Door Lock This smart fingerprint door lock supports four unlocking methods, suitable for use in homes, offices, and other occasions. It is quick to unlock and easy to use. Features: Made of premium material, the exquisite workmanship makes this fingerprint lock not easy to bend. Simple structure, use this touch fingerprint door lock to quickly and easily replace damaged or lost locks. Smooth surface and nice polishing, with no burrs, don't worry about hurting your hands when using it. Professional design can effectively keep your home safe. Unique touch fingerprint design, widely used in home bedroom, front door, office, and apartment. Comes with 4 ways to unlock it, fingerprint, password, app, and key. You can add 50 fingerprints, eliminating the trouble of forgetting to bring the key when you go out. The fingerprint door lock is designed to fit a standard door. The applicable door thickness range is 30-55mm. You can use a mobile phone to unlock it, or you can set a temporary password and share it with friends, visitors, or housekeepers. Support ios and android devices. The keypad door knob requires 4 AAA batteries (Batteries not included), with a low battery reminder function, and is equipped with a USB interface for emergency charging(USB data cable not included). Capable of covering spherical keyholes with a panel width of 65cm (or within 65cm) Specifications: Material: Zinc alloy Size: Door lock handle: 150mm(L)x28mm(W) Round lid diameter: 65mm Package contents: 1 x smart fingerprint door lock set 1 x User Manual