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Options (Tables)
 9 Months Ended 12 Months Ended
Sep. 30, 2019
Dec. 31, 2018
Share-based Payment Arrangement [Abstract]    
Schedule of Estimate Fair Value of Stock Options

The following table summarizes the assumptions used to estimate the fair value of the stock options granted during the nine months ended September 30, 2019.

 

    2019  
Expected dividend yield     0 %
Weighted-average expected volatility     209-250 %
Weighted-average risk-free interest rate     2.08-2.55 %
Expected life of options     5-7 years  

The following table summarizes the assumptions used to estimate the fair value of stock options granted during the years ended December 31, 2018 and 2017:

 

    2018     2017  
Expected dividend yield     0 %     0 %
Weighted-average expected volatility     192-265 %     200 %
Weighted-average risk-free interest rate     2.08-2.73 %     1.92 %
Expected life of warrants     4-5 years       4.74 -7.50 years  
Schedule of Stock Option Activity

The following table represents stock option activity for the nine-month period ended September 30, 2019:

 

   

Number

Outstanding

    

Weighted

Average

Exercise Price

    

Contractual Life

in Years

    

Intrinsic

Value

  
Options Outstanding as of December 31, 2018     1,732,846     $ 1.19       6.98     $ -  
Options Exercisable as of December 31, 2018     1,107,259     $ 0.96       5.91          
Options granted     505,000     $ 0.43       -       -  
Options forfeited     25,800     $ 0.92       -       -  
Options expired     35,700     $ 0.60       -       -  
                                 
Options Outstanding as of September 30, 2019     2,176,346     $ 0.73       7.01     $ 1,303,547  
Options Exercisable as of September 30, 2019     1,204,521     $ 0.89       5.69     $ 537,356  

The following table represents stock option activity for the two years ended December 31, 2018:

 

    Number Outstanding     Weighted Average Exercise Price     Contractual Life in Years     Intrinsic Value  
Options Outstanding as of December 31, 2016     1,044,500     $ 0.92       3.38     $ -  
Options Exercisable as of December 31, 2016     584,000     $ 1.05       3.02          
Options granted     263,846       0.64       9.05       -  
Options forfeited     (35,000 )     1.02       8.25       -  
Options expired     (75,000 )     1.13       4.54       -  
                                 
Options Outstanding as of December 31, 2017     1,197,846     $ 0.97       6.96     $ -  
Options Exercisable as of December 31, 2017     781,300     $ 1.02       6.30     $ -  
Options granted     560,400       0.50       9.26          
Options forfeited     (25,400 )     0.46       9.06          
Options expired     -       -       -       -  
                                 
Options Outstanding as of December 31, 2018     1,732,846     $ 1.19       6.98     $ -  
Options Exercisable as of December 31, 2018     1,107,259     $ 0.96       5.91     $ -