OVERVIEW:GSM/GPRS/GPS Shield (B) is an Arduino shield based on the Quad-band GSM/GPRS/GPS module SIM808.Features:Arduino connectivity, compatible with UNO, Leonardo, NUCLEO, XNUCLEOOnboard USB TO UART converter CP2102 for UART debugging5 x LEDs for indicating the module working statusOnboard voltage..
OVERVIEW:UART Fingerprint Reader is a fingerprinting module designed for secondary development, high-speed for identification, high stability. It is an intelligent module that provides functionalities like fingerprint recording, image processing, feature extraction, template generation, template sto..