Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details Narrative)

v3.19.2
Summary of Significant Accounting Policies (Details Narrative) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2018
Cash balances in excess of FDIC insurance limits $ 9,527,976   $ 9,527,976   $ 15,538,849
Revenue recognition, contract liabilities     169,572    
Revenues related to network fees and warranty contracts 84,906   168,185    
Revenues 715,828 $ 624,418 $ 1,293,218 $ 1,220,338  
Accounts Receivable [Member] | Significant Customer [Member]          
Concentration risk, percentage     32.00%   35.00%
Grant, Rebate and Alternative Fuel Credits [Member]          
Revenues 6,525 45,107 $ 13,239 61,338  
Grant and Rebate [Member]          
Revenues $ 6,525 $ 45,107 13,239 $ 61,338  
Deferred revenue amortized     $ 92,827   $ 106,066