Product overview A secure, easy to use smart door lock designed for homes, apartments, studies and offices. The alloy shell provides a look and a comfortable feel. Multiple unlocking options and remote temporary access make daily life more convenient without relying on physical keys. Key benefits Keyless convenience: Open the door with your smartphone via Bluetooth, fingerprint, password or mechanical key. No need to carry a key for everyday access. Remote access control: Generate and send a temporary password from the mobile app to guests, relatives or service providers, even when you are away. Comfortable, durable finish: Zinc alloy shell offers a solid hand feel and refined appearance that suits a variety of interior styles. Simple installation and setup: Clear app instructions, diagrams and installation video guide you through alignment and mounting. Drilling is required but assembly typically takes about 60 minutes when parts are aligned correctly. Main features Fourinone unlocking: mobile app via Bluetooth, fingerprint, password, and 2 mechanical keys. Fingerprint capacity: stores up to 100 fingerprints. Password capacity: supports up to 100 custom passwords, including temporary codes for visitors. Power: requires 4 No. 5 batteries (not included). Door compatibility: fits doors 35 to 55 mm thick. Suitable for wooden doors, metal doors, and framed glass doors for internal or external use. Universal handing: works for both left and right opening doors. Complete installation kit: comes with fixings, mounting templates, diagrams and instructions for easy installation. How it solves common problems No more lost or duplicated keys: grant access digitally or with fingerprints to reduce key management and lockouts. Hands visitor access: send a temporary password so delivery personnel or guests can enter safely without a physical handover. Quick setup and clear guidance: stepbystep app instructions and supporting video help prevent installation errors and ensure correct alignment for reliable operation. Typical use scenarios Home entry: a traditional deadbolt to give family members fingerprint access and to send temporary entry codes to cleaners or guests. Apartment or shared housing: Manage access for roommates and shortterm visitors with multiple user fingerprints and temporary passwords. Home office or study: Control entry to a private workspace without carrying separate keys. What is included Smart lock unit with zinc alloy exterior Mechanical keys x2 Fixings, mounting templates, diagrams and installation instructions Installation video reference available via the app Technical notes Requires drilling for installation; allow about 60 minutes for a correct fit when following the provided guides. Batteries not included. Use four No. 5 batteries. Ensure all parts are aligned during installation for proper lock function. This smart door lock combines secure biometric and digital access with remote management and a metal finish, providing a practical upgrade for modern living and shared spaces.