Asked
— Edited
If you've been waiting the EZ-Robot 4-in-1 sensors, they are available 2 for 1 at Brookstone.
http://www.brookstone.com/ez-robot-4-in-1-orientation-sensor/950594p.html
It's a bit of a problem getting the deal if you are outside the US so phone them to place an order and they will make it work.
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