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Summary of Significant Accounting Policies (Tables)
3 Months Ended 12 Months Ended
Mar. 31, 2021
Dec. 31, 2020
Schedule of Potentially Dilutive Securities

Potentially dilutive securities outlined in the table below have been excluded from the computation of diluted net loss per share because the effect of their inclusion would have been anti-dilutive.

 

    For the three months ended March 31, 2021     For the three months ended March 31, 2020  
Warrants to purchase shares of common stock     5,979,611       1,504,593  
Convertible notes     -       380,920  
Restricted stock units     3,279,284       -  
Restricted stock awards     70,986       -  
Options to purchase shares of common stock     369,361       3,604,348  
Total potentially dilutive securities     9,699,242       5,489,861  

 

Potentially dilutive securities outlined in the table below have been excluded from the computation of diluted net loss per share because the effect of their inclusion would have been anti-dilutive.

 

    For the year ended December 31, 2020     For the year ended December 31, 2019  
Warrants to purchase shares of common stock     3,251,406       303,891  
Convertible notes     -       55,306  
Series B Preferred Stock     3,275,407       262,500  
Options to purchase shares of common stock     929,765       797,373  
Total potentially dilutive securities     7,456,578       1,419,070  

Schedule of Fair Value Hierarchy of Valuation Inputs on Recurring Basis

The following table provides the financial liabilities measured on a recurring basis and reported at fair value on the balance sheet as of March 31, 2021 and indicates the fair value hierarchy of the valuation inputs the Company utilized to determine such fair value:

 

    Level     March 31, 2021  
Warrant liabilities – January Warrants     3     $ 3,164,000  
Warrant liabilities – February Warrants     3       3,004,000  
Fair value as of March 31, 2021           $ 6,168,000  

 
Schedule of Fair Value of Warrant Liabilities

The following table presents the changes in fair value of the warrant liabilities:

 

    January Warrants     February Warrants     Total Warrant Liability  
Fair value as of December 31, 2020   $ -     $ -     $ -  
Initial value of warrant liability     4,846,000       5,135,000       9,981,000  
Change in fair value     (1,682,000 )     (2,131,000 )     (3,813,000 )
                         
Fair value as of March 31, 2021   $ 3,164,000     $ 3,004,000     $ 6,168,000  

 
Initial Measurement [Member]    
Schedule of Black Scholes Valuation Models of Warrant Liabilities

The key inputs into the Black Scholes valuation model for the initial valuations are below:

 

    January Warrants     February Warrants    
    January 13, 2021     February 12, 2021  
Term (years)     5.0       5.0  
Stock price   $ 4.21     $ 4.62  
Exercise price   $ 4.95     $ 4.95  
Dividend yield     0.0 %     0.0 %
Expected volatility     84.7 %     84.7 %
Risk free interest rate     0.5 %     0.5 %
                 
Number of shares     1,821,514       1,714,005  
Value (per share)   $ 2.66     $ 3.00  

 

 
Subsequent Measurement [Member]    
Schedule of Black Scholes Valuation Models of Warrant Liabilities

The key inputs into the Black Scholes valuation model for the Level 3 valuations as of March 31, 2021 are below:

 

    January Warrants     February Warrants  
Term (years)     4.8       4.9  
Stock price   $ 3.07     $ 3.07  
Exercise price   $ 4.95     $ 4.95  
Dividend yield     0.0 %     0.0 %
Expected volatility     84.7 %     84.7 %
Risk free interest rate     0.9 %     0.9 %
                 
Number of shares     1,821,514       1,714,005  
Value (per share)   $ 1.74     $ 1.75