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Derivative Liablility (Tables)
6 Months Ended
Jun. 30, 2019
Derivative Liablility  
Schedule of assumption used in Black Scholes

   Six months ended
June 30,
2019
    
Calculated stock price   $0.07 to $0.09 
Risk free interest rate   1.71% to 2.56% 
Expected life of convertible notes and warrants   3 to 60 months 
expected volatility of underlying stock   124.7% to 206.8% 
Expected dividend rate   0%

 

Schedule of derivative liability

 

   

June 30,

2019

   

December 31,

2018

 
             
Opening balance (January 1)   $ 4,618,080     $ 2,859,832  
Derivative liability on issued convertible notes and variable priced warrants     561,022       1,335,709  
Fair value adjustments to derivative liability     (1,254,871     422,539  
                 
Closing balance   $ 3,924,231     $ 4,618,080