The design is the Citizen Sensor – Stationary Version 02 by jmsaavedra. He describes the design as “v02 of the Stationary Citizen Sensor module. This version was used in the Weather Tunnel project. http://citizensensor.cc”.
The Sleep n’ Tweet is basically just an Arduino with an Ethernet shield that keeps track of your vitals (movement + heart rate) as you sleep. I haven’t push it nearly as far as it could go, think of it more as a working prototype than a polished product – but the potential is huge! It could be used to track vitals at any time and tweet anything you want according to whatever filters you put on it. It could be manufactured to be very, very small. And it could also be stuck to just about anything to check for movement and IR or flow changes – but for now we’ll stick to sleep.
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