Unit Fingerprint2 is a high-performance fingerprint sensor unit integrating an STM32 core controller and an A-K323CP integrated fingerprint recognition module. It uses a semiconductor capacitive sensor and provides multiple functions, including fingerprint acquisition, feature extraction, registration, comparison, storage, and retrieval. The module features a built-in fingerprint recognition algorithm that adapts to various conditions, including wet and dry fingers. The high-resolution capacitive fingerprint sensor offers high- recognition capabilities. It has a capacity of 100 fingerprints. It offers flexible user fingerprint data management, high data security, and fast search and location capabilities., Manufacturer: Akfldms