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Stock-based Compensation (Tables)
6 Months Ended
Jun. 30, 2021
Share-based Payment Arrangement [Abstract]  
Schedule of Stock-based Compensation Expenses

   Six Months Ended
June 30,
 
   2021   2020 
Research and development  $29,031   $14,219 
Sales and marketing   48,628    12,000 
General and administrative   48,178    - 
Total expense – shares issued for services  $125,837   $26,219 
Schedule of Fair Value of Option Grant of Weighted-average Assumptions

The fair value of all options granted is determined using the Black-Scholes option-pricing model. The following weighted-average assumptions were used:

 

   Six Months Ended
June 30, 2021
   Six Months Ended
June 30, 2020
 
Risk-free interest rate   0.21%   0.51%
Expected life of the options   3.5 years    3.5 years 
Expected volatility of the underlying stock   76.3%   70.7%
Expected dividend rate   0%   0%
Schedule of Options Outstanding and Exercisable

Options outstanding at June 30, 2021 consist of:

 

Date Issued  Number Outstanding   Number Exercisable   Exercise Price   Expiration Date
March 12, 2020   500,000    166,667   $0.40   December 31, 2024
June 27, 2020   150,000    50,000   $0.40   December 31, 2024
January 1, 2021   450,000    150,000   $0.65   December 31, 2025
Total   1,100,000    366,667         
Schedule of Warrants Outstanding and Exercisable

Warrants outstanding at June 30, 2021 consist of:

 

Date Issued  Number Outstanding   Number Exercisable   Exercise Price   Expiration Date
March 16, 2021   15,900    15,900   $0.75   March 15, 2023
May 7, 2021   53,704    53,704   $0.74   May 6, 2023
June 17, 2021   12,189    12,189   $0.83   June 16, 2023
Total   89,793    89,793