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Warrant Liability (Tables)
12 Months Ended
Dec. 31, 2019
Notes to Financial Statements  
Fair Value of Warrant Liability

The inputs into the binomial models are as follows:

 

   

March 1,

2019

 

December 31,

2019

Closing share price   $ 0.07     $ 0.20  
Exercise price   $ 0.20     $ 0.20  
Risk free rate     2.27 %     1.59 %
Expected volatility     364 %     338 %
Dividend yield     0 %     0 %
Expected life     2.0 years       1.17 years