The Optical Fingerprint Reader Sensor Module is a biometric identification device designed for secure and reliable fingerprint recognition in embedded systems and access control applications. Using advanced optical sensing technology, the module captures and processes fingerprint images for enrollment, verification, and authentication. It features onboard fingerprint storage and processing, making it easy to integrate with Arduino, ESP32, Raspberry Pi, STM32, and other microcontroller platforms.
This module is widely used in biometric attendance systems, smart locks, security systems, safes, and DIY electronics projects where secure user authentication is required.
Ultrasonic Sensor HC-SR04 (Pack of 2) Wave Detector Ranging Sensor Module for Distance Measurement (Arduino, ESP32, ESP8266 Compatible) AB0074 







