[-Saving Control Mode]Low power consumption; 4 AA batteries provide approximately 16 months of battery life (excluding 4 AA batteries). [Induction Lock]Our door lock access control system uses remote unlocking. Remote distance: 0-20 meters. Unlocking methods include remote unlocking and rotary unlocking. [High Security]The remote control uses a digital dialogue system that cannot be decoded or copied. Anti-theft security, protecting your life. [Superior Materials]The remote lock and its main components are made of stainless steel, which never fade and is and reliable. The base design makes installation more convenient and stable. [Keyless Lock]Dual-core, dual-system, ideal for smart homes in apartments. Remote-controlled electronic smart locks are suitable for offices, residences, hotels, security doors, lobby doors, wooden doors, garage doors, etc., Weight: 2.37327625043 Pounds, Manufacturer: Kueohse