STOCK OPTIONS AND WARRANTS (Tables)
|
3 Months Ended |
Mar. 31, 2021 |
STOCK OPTIONS AND WARRANTS |
|
Scheule of Black-Scholes option pricing model |
Risk-free interest rate
|
| 0.27% - 0.29
| %
|
Expected term (years)
|
| 3.00 - 5.00
|
|
Expected volatility
|
| 112.97% - 137.27
| %
|
Expected dividends
|
|
| 0.00
|
|
|
Schedule of stock options |
|
|
|
|
|
|
|
| Weighted-
|
|
|
|
|
|
|
|
|
|
|
|
| Average
|
|
|
|
|
|
| |
|
| Weighted-
|
|
| Remaining
|
|
| Aggregate
|
|
|
| |
|
| Average
|
|
| Contractual
|
|
| Intrinsic
|
|
|
| Shares
|
|
| Exercise Price
|
|
| Term
|
|
| Value
|
|
Outstanding at December 31, 2020
|
|
| 828,631
|
|
| $
| 7.84
|
|
|
| 5.8
|
|
| $
| -
|
|
Expired
|
|
| (10,000
| )
|
|
| 7.49
|
|
|
| -
|
|
|
| -
|
|
Outstanding at March 31, 2021
|
|
| 818,631
|
|
| $
| 7.85
|
|
|
| 5.6
|
|
| $
| 74,545
|
|
Exercisable at March 31, 2021
|
|
| 813,700
|
|
| $
| 7.88
|
|
|
| 5.6
|
|
| $
| 73,539
|
|
|
Schedule of information regarding stock options |
Options Outstanding
|
|
| Options Exercisable
|
|
|
|
|
|
| Weighted
|
|
|
|
|
| Weighted
|
|
|
|
|
|
| Average
|
|
| Exercisable
|
|
| Average
|
|
Exercise
|
| Number of
|
|
| Remaining Life
|
|
| Number of
|
|
| Remaining Life
|
|
Price
|
| Options
|
|
| In Years
|
|
| Options
|
|
| In Years
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
$ 0.01-2.50
|
|
| 337,850
|
|
|
| 5.2
|
|
|
| 333,475
|
|
|
| 5.2
|
|
2.51-5.00
|
|
| 43,334
|
|
|
| 3.9
|
|
|
| 42,778
|
|
|
| 3.9
|
|
5.01 and up
|
|
| 437,447
|
|
|
| 6.2
|
|
|
| 437,447
|
|
|
| 6.2
|
|
|
|
| 818,631
|
|
|
| 5.6
|
|
|
| 813,700
|
|
|
| 5.6
|
|
|
Schedule of changes in warrants outstanding |
Warrants Outstanding
|
|
| Warrants Exercisable
|
|
Exercise Prices
|
|
| Number Outstanding
|
|
| Weighted Average Remaining Contractual Life (Years)
|
|
| Weighted Average Exercise Price
|
|
| Number Exercisable
|
|
| Weighted Average Remaining Contractual Life (Years)
|
|
$ 20.00
|
|
|
| 10,000
|
|
|
| 0.66
|
|
| $
| 20.00
|
|
|
| 10,000
|
|
|
| 0.66
|
|
100.00
|
|
|
| 62,500
|
|
|
| 0.14
|
|
|
| 100.00
|
|
|
| 62,500
|
|
|
| 0.14
|
|
$ -
|
|
|
| 72,500
|
|
|
| 0.21
|
|
| $
| 89.0
|
|
|
| 72,500
|
|
|
| 0.21
|
|
|
Schedule of summary of warrant activity |
|
| Number of Shares
|
|
| Weighted Average Exercise Price Per Share
|
|
Outstanding at December 31, 2020
|
|
| 72,500
|
|
| $
| 89.00
|
|
Issued
|
|
| -
|
|
|
| -
|
|
Exercised
|
|
| -
|
|
|
| -
|
|
Expired
|
|
| -
|
|
|
| -
|
|
Outstanding at March 31, 2021
|
|
| 72,500
|
|
| $
| 89.00
|
|
|