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Property, Plant and Equipment (Details Narrative) - USD ($)
3 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Depreciation and amortization $ 296,000 $ 200,000
Inventory [Member]    
Estimated useful lives

3 to 5 years

 
Generators [Member]    
Depreciation term of property 5 years 3 years