- Solid wood cat climbing frame customizedDFRobot Mega IO Expansion Shield for Arduino MEGA

• Powerful Mega sensor shield (V2.4) for Arduino Mega
• Large enough to carry up to 3 Xbee slots, 1 microSD slot and shield headers
• Extended TTL connection pins for four Serial ports
• DIP prototyping area to add more modules or electronic components

The DFRobot Mega IO Expansion Shield for Arduino MEGA is a powerful expansion shield for Arduino Mega. It is compatible with Arduino Mega boards/DFRobot megaADK/Arduino megaADK.