Versatile Unlocking Methods: Offers multiple unlocking options including app control, mechanical keys, fingerprint and finger vein recognition, card access, password, and WiFi connectivity for enhanced security and convenience Wide Door Compatibility: Suitable for various door types including steel, wooden, brass, and stainless steel doors, with a fit for door thicknesses ranging from 30mm to 55mm Zinc Alloy Construction: Made from high-quality zinc alloy, ensuring the lock is strong, resistant to wear Reversible Handle Direction: Features a reversible handle design for easy installation and adaptability to different door configurations WiFi Connectivity & Smart Control: Equipped with WiFi connectivity, allowing remote access and control through an app, providing seamless smart home integration and remote management