Detroit Wind Tunnel Testing - 2009-2010
First hand-built Prototype field testing - 2006-2008 - Cut in speed at 1mph and fully self directional.
South Africa Test Site - 2010 - 2012
Proven Safe: the backyard "Man Test"; front man balances - back man tries to stop the shaft spin at 15mph+ winds.
This clip shows that even at high rpm the blades are safe at close contact.
The New Benchmark in Wind Turbines
The safe, rugged, efficient, aesthetic, inexpensive & absolutely amazing new Shape of wind power generation.