Description: The module (MicroSD Card Adapter) is a Micro SD card reader module, through the file system and the SPI interface driver, MCU to complete the file system to read and write MicroSD card. Ardu users can directly use the Ardu IDE comes with an SD card to complete the library card initialization and read-write  features:1. Supports Micro SD cards, Micro SDHC card (high speed card)2 level