The ORNO ZS-853 is a connected smart lock featuring a touchscreen interface and biometric keyboard for enhanced home security. This successor model of previous smart locks incorporates a fingerprint reader for biometric authentication alongside traditional keypad entry, providing multiple access methods. With Bluetooth 4.0 connectivity, the lock enables wireless control and monitoring through compatible smart home systems. The matte black finish offers a discreet appearance suitable for various door styles. Constructed with durable materials, the lock mechanism is designed for reliable daily operation with minimal maintenance requirements. The touchscreen interface provides clear visual feedback during operation, while the biometric keyboard allows for quick fingerprint recognition. Installation follows standard door lock dimensions, requiring basic home improvement tools for setup. The device operates within standard indoor temperature ranges, typically between 0°C and 40°C. Measuring approximately 85 mm in width, 120 mm in height, and 60 mm in depth, the lock maintains a compact profile. Weighing approximately 450 g, it adds minimal weight to door structures. The fingerprint sensor supports multiple user profiles with configurable access permissions. Bluetooth connectivity enables remote access management through authorized devices within approximately 10 m range. Battery-powered operation ensures continued functionality during power interruptions, with low-power indicators for timely battery replacement. The lock mechanism includes anti-tamper features and automatic relocking for security compliance. Suitable for residential doors with standard thickness between 35 mm and 55 mm, the ZS-853 represents a practical upgrade to traditional locking systems with modern access control capabilities.