Annual report pursuant to Section 13 and 15(d)

2. Significant Accounting Policies (Details Narrative)

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2. Significant Accounting Policies (Details Narrative) - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Restricted Cash $ 400,543 $ 568,673
Allowance for doubtful accounts 0 110,658
Reserve for obsolete inventory 26,097 26,097
Uninsured cash balances $ 2,183,875 $ 6,379,322
Sales Revenue, Net [Member] | One Customer    
Concentration risk percentage 20.00% 84.00%
Accounts Receivable [Member] | One Customer    
Concentration risk percentage 8.50% 98.00%