Quarterly report pursuant to Section 13 or 15(d)

Property and equipment, net (Details)

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Property and equipment, net (Details) - USD ($)
3 Months Ended
Mar. 31, 2016
Dec. 31, 2015
Property and equipment, gross $ 15,188,255 $ 8,898,749
Less: accumulated depreciation (168,124) (90,362)
Property and equipment, net 15,020,131 8,808,387
Demonstration Equipment [Member]    
Property and equipment, gross $ 297,347 297,347
Useful Life (Years) 5 years  
Shop Equipment [Member]    
Property and equipment, gross $ 170,329 58,638
Useful Life (Years) 5 years  
Lab Equipment [Member]    
Property and equipment, gross $ 172,097 51,508
Useful Life (Years) 5 years  
Computer Equipment [Member]    
Property and equipment, gross $ 93,999 71,519
Useful Life (Years) 3 years  
Leasehold Improvements [Member]    
Property and equipment, gross $ 1,380,309 1,086,351
Leasehold Improvements [Member] | Minimum [Member]    
Useful Life (Years) 5 years  
Leasehold Improvements [Member] | Maximum [Member]    
Useful Life (Years) 7 years  
Office Equipment [Member]    
Property and equipment, gross $ 87,442 9,238
Useful Life (Years) 5 years  
Building Under Construction [Member]    
Property and equipment, gross $ 9,924,415 5,681,435
Useful Life (Years) 25 years  
Equipment Under Construction [Member]    
Property and equipment, gross $ 2,014,814 595,210
Useful Life (Years) 10 years  
Land [Member]    
Property and equipment, gross $ 1,047,503 $ 1,047,503