Quarterly report pursuant to Section 13 or 15(d)

STOCKHOLDERS' EQUITY (Narrative) (Details)

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STOCKHOLDERS' EQUITY (Narrative) (Details) - USD ($)
1 Months Ended 3 Months Ended 9 Months Ended
Apr. 03, 2020
Feb. 12, 2020
Feb. 20, 2020
Sep. 30, 2020
Mar. 31, 2020
Sep. 30, 2020
Sep. 30, 2019
Dec. 31, 2019
Class of Stock [Line Items]                
Common stock issued           1,542,188    
Common stock par value       $ 0.001   $ 0.001   $ 0.001
Common stock issued, Value         $ 9,253,128 $ 9,250,000    
Total compensation cost for stock options not yet recognized       $ 310,040   $ 310,040    
Total compensation cost for stock options not yet recognized, period           1 year    
Stock option granted           410,290 8,572  
Exercise price of stock option           $ 5.08 $ 14.00  
Options forfeited           161,402 14,286  
Stock options cancelled and replaced to employees           102,800    
Strike price of the cancelled options           $ 14.00    
Warrant [Member]                
Class of Stock [Line Items]                
Public offering price       $ 6.00   $ 6.00    
Percentage of strike price       150.00%   150.00%    
Strike price       $ 9.00   $ 9.00    
Number of warrants cancelled           10,647    
Number of prior issued warrants exchanged for new warrants           9,450    
Number of warrants expired           1,197    
Shareholder [Member]                
Class of Stock [Line Items]                
Maximum number of shares was increased           321,429    
2016 Plan [Member]                
Class of Stock [Line Items]                
Shares available for grant       178,572   178,572    
Employees and directors [Member]                
Class of Stock [Line Items]                
Stock-based compensation expense           $ 364,561 $ 35,017  
Board of Directors [Member]                
Class of Stock [Line Items]                
Stock-based compensation expense       $ 11,921        
Total compensation cost for stock options not yet recognized, period       1 year 9 months        
Strike price $ 4.74     $ 4.18   $ 4.18    
Stock option granted 310,290     100,000        
Exercise price of stock option $ 6.00              
Exercise Amount $ 149,424              
Options forfeited 161,402              
Stock option plan expense       $ 193,388   $ 370,312    
Unamortized expense       $ 181,467   181,467    
Board of Directors [Member] | Minimum [Member]                
Class of Stock [Line Items]                
Vesting Period 9 months              
Board of Directors [Member] | Maximum [Member]                
Class of Stock [Line Items]                
Vesting Period 21 months              
Board of Directors [Member] | Before Reclassification [Member]                
Class of Stock [Line Items]                
Stock option granted 160,866              
Options forfeited 536              
CEO [Member]                
Class of Stock [Line Items]                
Stock-based compensation expense           $ 95,127    
Stock option granted           50,358    
Employee stock options [Member]                
Class of Stock [Line Items]                
Strike price       $ 4.74   $ 4.74    
Day of issuance       $ 4.70   $ 4.70    
Expected term           2 years 6 months    
Expected volatility           81.00%    
Dividend rate           0.255%    
ThinkEquity [Member]                
Class of Stock [Line Items]                
Common stock issued   1,350,000            
Common stock par value   $ 0.001            
Public offering price   $ 6.00            
ThinkEquity [Member] | Over-Allotment Option [Member]                
Class of Stock [Line Items]                
Common stock issued   202,500 192,188          
Common stock par value     $ 6.00          
Closing date of public offering   Feb. 18, 2020 Feb. 21, 2020