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NOTE 8 – STOCKHOLDERS' EQUITY (Tables)
6 Months Ended
Jun. 30, 2021
Equity [Abstract]  
Schedule of the Company's option activity
                              
   Shares Available for Grant  Number of
Options
  Weighted-Average Exercise Price  Weighted-Average Grant Date Fair Value  Weighted-Average Remaining Contractual Life (in years)  Aggregate intrinsic value
Balances, January 1, 2020   —      —     $     $          $—   
Options granted   462,500    137,500    4.96    2.27    10    —   
Options forfeited/cancelled   750    (750)   5.00    —           —   
Options exercised   —      —                       —   
Balances, December 31, 2020   463,250    136,750   4.96   2.27    9.95   —   
Options granted outside of the plan   —      309,564    7.80    5.06    10    —   
Options granted   (158,000)   158,000    9.73    6.54    10    —   
Options forfeited/cancelled   25,000    (25,000)   9.79               —   
Options exercised         —                       —   
Balances, June 30, 2021   330,250    579,314   $7.57   $      9.67   $1,297,698 
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
           
   2021  2020
Weighted average fair value of options granted  $6.54   $2.27 
Risk-free interest rate   1.23% to 1.54%    0.31% to 0.37% 
Volatility   75.04% to 85%    41.4% to 51.45% 
Expected life (years)   6.08-10    5.5 
Dividend yield   0.00%   0.00%
Schedule of the Company's warrant activity
          
   Number of
Shares
  Weighted-Average Exercise Price
Warrants Outstanding at January 1, 2020   —       
Granted   235,095   $5 
Warrants Outstanding at December 31, 2020   235,095   $5 
Granted      $6.40 
Exercised   (42,676)     
Warrants Outstanding and exercisable, June 30, 2021   192,419   $5.84 
Defined Benefit Plan, Assumptions [Table Text Block]
  
Weighted average fair value of warrants granted  $1.87 
Risk-free interest rate   0.26%
Volatility   50.13-50.39% 
Expected life (years)   5 
Dividend yield   0.00%