??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