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Condensed Statements of Operations - USD ($)
 3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Income Statement [Abstract]    
Revenues $ 6,293,002 $ 4,812,979
Cost of revenues 3,165,340 2,238,936
Gross profit 3,127,662 2,574,043
Operating expenses:    
   Research and development 1,053,606 931,034
   Sales and marketing 899,880 660,462
   General and administrative 710,472 740,537
      Total operating expenses 2,663,958 2,332,033
Operating income 463,704 242,010
Interest expense, net (45,606) (48,701)
Other income 10,082
Net income before income taxes 418,098 203,391
Income tax expense 76,165 489
Net income $ 341,933 $ 202,902