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STOCKHOLDER'S EQUITY (Details 2) - USD ($)
6 Months Ended 12 Months Ended
Jun. 30, 2020
Dec. 31, 2019
Dec. 31, 2018
Number of Shares      
Outstanding at beginning 109,400,006 106,253,339 103,208,331
Granted 51,044,054 3,600,000 6,220,000
Forfeitures (699,999) (453,333) (3,174,992)
Outstanding at ending 159,744,061 109,400,006 106,253,339
Exercisable at ending 113,750,727 101,144,450  
Weighted Average Exercise Price      
Outstanding at beginning $ 0.20 $ 0.19 $ 0.19
Granted 0.07 0.07 0.22
Forfeitures 0.23 0.13 0.08
Outstanding at ending 0.19 0.20 $ 0.19
Exercisable at ending $ 0.15 $ 0.19  
Weighted Average Contractual Term (Yrs.)      
Outstanding at beginning 6 years 6 months 9 years 6 months 9 years 6 months
Granted 10 years 10 years 10 years
Outstanding at ending 7 years 7 months 6 days 6 years 6 months 9 years 6 months
Exercisable at ending 6 years 9 months 18 days 7 years 4 months 24 days  
Aggregate Intrinsic Value      
Outstanding at beginning $ 280,000 $ 11,457,291 $ 10,023,400
Granted 200,000 2,868,750
Forfeitures
Outstanding at ending 104,650 280,000 $ 11,457,291
Exercisable at ending $ 104,650 $ 280,000