Annual report pursuant to Section 13 and 15(d)

6. NOTES PAYABLE (Details)

v3.20.4
6. NOTES PAYABLE (Details) - Debt Warrants
12 Months Ended
Dec. 31, 2020
$ / shares
Volatility 96.00%
Risk-free interest rate 2.75%
Dividend yield 0.00%
Expected life of options (in years) 5 years
Weighted-average fair value of common stock $ 9.41