The product is composed of optical fingerprint sensor, high speed DSP processor, high performance fingerprint matching algorithm, super large capacity FLASH chip and other hardware and software components. The fingerprint module has the functions of fingerprint collection, fingerprint registration, fingerprint matching and fingerprint search.

AD Keyboard module allows you to use an analog port to read the five key states, save for the Arduino IO port, with Arduino sensor expansion board can be done using multiple buttons for interactive work.

5 buttons occupy an analog port, saving resources

Analog acquisition, press the different buttons of different voltage output

High quality Omron button, sensitive and durable

For Arduino platform, compatible with Arduino sensor interface

Provides schematics, Arduino test code

SD Card Module Slot Socket Reader for ARM MCU NEW

This SD Card module can make your SD application simpler and easier

Easily interfaced as a peripheral to your sensor shield module

Read and write into the SD Card using your product through programming

Can be easily used for SD Card MCU/ARM system control such as for MP3 Players

All SD SPI pins output, MOSI, SCK, MISO and CS

Supports 5V/3.3V input