Features:
Integrating predominant features of Arduino， Ethernet Shield and SD Card Shield.
With Arduino controlling style.
Standard RJ45 Ethernet jack.
Indicator LEDs for internet connection.
Easy to access reset button.
Support up to 4 TCP/UDP network connections at the same time.
Support Micro SD card.
Operating voltage: 7 VDC - 13 VDC (9VDC Recommended).

Specification:
Operating voltage: 7 VDC - 13 VDC (9VDC Recommended)
Current: 140-550mA
Supported Card Type: Micro SD card(must be SanDisk)， FAT/FAT32 (More than 2G is not guaranteed)
Supported Connection: TCP/UDP
Ethernet jack: Standard RJ45