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General (Tables)
6 Months Ended
Jun. 30, 2020
Accounting Policies [Abstract]  
Schedule of Remaining Performance Obligations Expected to be Recognized

The remaining performance obligations expected to be recognized through 2022 are as follows:

 

    2020     2021     2022     Total  
Remaining performance obligations related to engineering only paid contracts   $ 1,084,000     $ 1,381,000     $ 559,000     $ 3,024,000  
Remaining performance obligations related to partial equipment paid contracts     1,363,000       106,000       1,099,000     $ 2,568,000  
Total remaining performance obligations   $ 2,447,000     $ 1,487,000     $ 1,658,000     $ 5,592,000  
Schedule of Revenue by Source

The following table sets forth the Company’s revenue by source:

 

    For the Three Months Ended June 30,     For the Six Months Ended June 30,  
    2020     2019     2020     2019  
Equipment and systems sales   $ 1,486,948     $ 3,748,275     $ 3,093,894     $ 5,240,804  
Engineering and other services     157,086       373,386       288,677       595,795  
Shipping and handling     38,390       88,732       109,778       145,024  
Total revenue   $ 1,682,424     $ 4,210,393     $ 3,492,349     $ 5,981,623  
Schedule of Share-based Compensation Costs

The following is a summary of share-based compensation expenses included in the condensed consolidated statements of operations for the three and six months ended June 30, 2020 and 2019:

 

   

For the Three Months Ended

June 30,

   

For the Six Months Ended

June 30,

 
    2020     2019     2020     2019  
Share-based compensation expense included in:                                
Cost of revenue   $ 8,558     $ 2,801     $ 17,116     $ 5,163  
Advertising and marketing expenses     2,088       840       5,000       1,680  
Product development costs     4,343       420       10,888       840  
Selling, general and administrative expenses     92,353       203,218       265,227       555,327  
Total share-based compensation expense included in consolidated statement of operations   $ 107,342     $ 207,279     $ 298,231     $ 563,010