Micro SD card/Mini TF card reader module

1. Support MicroSD Card(<=2G), Micro For SDHC card (<=32G)(high-speed card)
2. The level conversion circuit board that can interface level is 5V or 3.3V
3. Power supply is 4.5V ~ 5.5V, 3.3V voltage regulator circuit board
4. Communication interface is a standard SPI interface
5. 4 M2 screw positioning holes for easy installation
6. Size: 4.1x 2.4cm