Annual report pursuant to Section 13 and 15(d)

STOCK-BASED COMPENSATION (Details - Assumptions)

v3.20.1
STOCK-BASED COMPENSATION (Details - Assumptions) - $ / shares
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Volatility 126.10% 90.10%
Risk-free interest rate 1.60% 2.60%
Expected term 2 years 8 months 25 days 5 years 5 months 9 days
Dividend rate 0.00% 0.00%
Fair value per share on grant date $ 1.92 $ 0.72