Specifications:
Supports MicroSD Card, Micro SDHC card (high-speed).
Communication interface is a standard SPI interface.
Control interface: 6 pins (GND, VCC, MISO, MOSI, SCK, CS).
Power supply: 4.5V - 5.5V, 3.3V voltage regulator circuit board.
Control interface: GND, VCC, MISO, MOSI, SCK, CS.
Fixing: 4 x M2 screws
Size: 45mm x 28mm

Package includes:
5 x MicroSD TF Card Reader Module