It is an Arduino compatible board (hardware, not footprint) based on the ATMEGA1284P which can be programmed to collect and post data to internet logging sites such as Thingspeak or Xively.

To test each revision of the firmware, the folks at Adafruit broke out their Arduino data logging shield to press the watch’s button once a minute (activating the display) and measuring the ...

Particle’s Electron is a “cellular Arduino” with a global data plan ARM- and GSM-based board promises quick on-ramp for mobile IoT development.