Annual report pursuant to Section 13 and 15(d)

Warrants - Assumptions (Details)

v3.21.1
Warrants - Assumptions (Details)
12 Months Ended
Dec. 31, 2020
USD ($)
$ / shares
Expected life of options 9 years 4 months 9 days
Stock options, Black-Scholes valuation | $ $ 2,542,423
Warrant [Member]  
Exercise price, minimum $ 2.50
Exercise price, maximum $ 5.00
Risk free interest rate, minimum 1.61%
Risk free interest rate, maximum 2.90%
Expected life of options 2 years
Expected life of options 5 years
Expected volatility of underlying stock, minimum 139.50%
Expected volatility of underlying stock, maximum 183.00%
Expected dividend rate 0.00%