This is a Micro SD / TF card module with the SPI interface, microcontroller system to complete the Micro SD card read and write files. Users can directly use the Arduino IDE comes with an SD card to complete the library card initialization and read-write. Support Micro SD Card, Micro SDHC card (high-speed card). The level conversion circuit board that can interface level is 5V or 3.3V

Feature:

• Power: 4.5 to 5v
• Onboard 3.3V voltage regulator
• Data accessible by SPI interfaces
• Push Lock, Push Spring Eject Mechanism Micro SD Card Slot 
• level conversion circuit that can interface level is 5V or 3.3V