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Derivative Liability (Tables)
12 Months Ended
Dec. 31, 2021
Derivative Liability  
Schedule of Derivative Liabilities Assumptions

The derivative liabilities were valued using a Binomial pricing model with the following average assumptions:

 

  

December 31,

2021

  

December 31,

2020

 
Risk-free interest rate   1.26%   0.36%
Expected volatility   129%   135%
Expected life (in years)   3.6 years    4.60 years 
Expected dividend yield   -    - 
           
Fair Value          
Warrants  $138,000   $383,000