The Capacitive Fingerprint Reader (B) is a fast and stable capacitive fingerprint module specialized for secondary development, suits integration applications.By incorporating high performance Cortex core processor, high security commercial fingerprint algorithm, and advanced semiconductor fingerprint sensor, this module is designed as a intelligent integration module with functions including fingerprint enrolling, image processing, template generating and storing, fingerprint matching and searching, etc.Easy to use by some simple commands, you don’t have to know any fingerprint technology, or the module inter structure/calculationCommercial fingerprinting algorithm, stable performance, fast identificationSensitive detection, just touch the collecting window lightly, without pressingAllows to freely input/output fingerprint images, fingerprint feature file and other fingerprinting actionsDual communication, UART or USBComes with rich development resources (related command documents, tools, and examples for Raspberry Pi/Arduino/STM32)SpecificationsparametervalueSensorSemiconductor (capacitive)Module dimension34 × 28.5mmSensor dimension33.4 × 20.4mmImageDPI 508Image resolution208 × 288Greyscale256 (8-bit)Sensing area14.6 × 10.6mmFingerprint capacity3000Security level1-5 configurable, 3 by defaultthe higher value, the lower FAR (False Acceptance Rate), yet the higher FRR (False Rejection Rate)Encryption key64-bit encryptionImage collecting rate20fpsMatching time0.5sDynamic current<40mAOperating voltage3.3-5VCommunication portUART or USBESDSD IEC 61000-4-2 LEVEL 4 positive/negative 15KV air dischargeBaudrateconfigurable: 9600, 19200, 38400, 57600, 115200, 230400, 460800, 921600bps115200bps by defaultOutline dimensionsWhat's in the box?1 x Capacitive Fingerprint Reader (B) 1 x PH2.0 5PIN wire ResourcesWIKI: Capacitive_Fingerprint_Reader_(B)