Arduino is an open-source physical computing platform based on a simple i/o board and a user friendly development environment that implements the Processing/Wiring language.

Arduino compatible, fully assembled and tested. Complete Internet/Ethernet board with 4 Optically-Isolated Digital Inputs and 4 Relays. Arduino is an open-source physical computing platform based on a simple i/o board and a user friendly development environment that implements the Processing/Wiring language.

Arduino compatible, fully assembled and tested. Complete Internet/Ethernet board with 4 Optically-Isolated Digital Inputs and 4 Relays. Arduino is an open-source physical computing platform based on a simple i/o board and a user friendly development environment that implements the Processing/Wiring language.