UART Serial Communication Interface: Standard UART/TTL interface, easy to connect with mainstream development boards and embedded systems. Simple set for enrollment, deletion, search and verification, suitable for beginners and professionals. Wide Application Scenarios: Perfect for DIY smart door locks, access control systems, time attendance machines, safe boxes, smart cabinets, and identity verification terminals. Also suitable for teaching, laboratory projects and rapid prototyping. Capacitive Fingerprint Technology: This UART fingerprint sensor uses advanced capacitive fingerprint recognition, offering high- biometric identification with low false recognition and rejection rates. Ideal for security and access control applications. High Security and Reliability: Supports multi-fingerprint storage (capacity depends on model), with stable performance, strong anti-interference ability and fast recognition speed. Ensures safe and convenient biometric authentication for users., Manufacturer: Jnchdghwa