Material and build Constructed from aluminium alloy for a lightweight yet durable housing that resists everyday wear. Designed for reliable longterm use in residential and commercial settings. Compatibility and size Fits doors with thickness from 40 mm to 100 mm. Locking core length adjustable from 75 mm to 100 mm to support a wide range of existing door preparations and simplify retrofit installations. Unlocking methods and functionality Multiple access options: smartphone app, mechanical key, numeric password, and fingerprint. Mechanical key provides a backup when electronic access is not available. App control enables remote operation and access management when connected. Why this lock solves problems Eliminates dependence on a single access method by offering four independent unlocking options, reducing lockout risk. Broad door thickness compatibility and adjustable core length reduce installation complexity and minimize the need for door modification. Durable aluminium alloy construction provides a robust solution for use doors without adding excessive weight. Key benefits at a glance Flexibility: multiple ways to unlock to suit different user preferences and contingencies. Easy retrofit: core length and door thickness compatibility make replacement and upgrades straightforward. Reliability: mechanical key backup and solid construction improve uptime and dependability. Practical performance: supports everyday residential and small commercial access control needs without complex infrastructure. Practical applications Home entry door: a traditional lock on a front or apartment door to add fingerprint, password, and app access while keeping a mechanical key as backup. Small office or workspace: Centralize access management with app control and use fingerprint or password for daily staff entry. Rental or shortterm stay properties: Provide temporary digital access via app or password while retaining mechanical key access for maintenance and emergencies. Technical summary Material: aluminium alloy Door thickness range: 40 mm to 100 mm Locking core length: 75 mm to 100 mm Unlocking methods: app, mechanical key, password, fingerprint This product is intended for straightforward integration into doors that meet the specified size range and for users who need multiple, dependable access options without major door alterations.