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COMMON STOCK OPTIONS AND WARRANTS (Details - Activity of warrants) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Number of warrants outstanding at beginning | 147,591 |  |
Number of warrants outstanding at end |  | 147,591 |
Warrant [Member] |  |  |
Number of warrants outstanding at beginning | 80,091 | 1,376,466 |
Weighted average exercise price outstanding at beginning | $ 8.63 | $ 8.18 |
Weighted average remaining contractual term (years) | 8 months 12 days | 11 months 23 days | 1 year 10 months 24 days
Aggregate intrinsic value outstanding at beginning |  |  |
Warrants expired, forfeited, cancelled or exercised | (102,947) | (1,228,875) |
Weighted average exercise price, warrants expired, forfeited, cancelled or exercised |  |  |
Warrants issued |  |  |
Weighted average exercise price, warrants issued |  |  |
Number of warrants outstanding at end | 44,644 | 80,091 | 1,376,466
Weighted average exercise price outstanding at end | $ 7.70 | $ 8.63 | $ 8.18
Aggregate intrinsic value outstanding at end |  |  |
Number of warrants, exercisable | 44,644 | 80,091 |
Weighted average exercise price, exercisable | $ 7.70 | $ 8.63 |
Weighted average remaining contractual term (years), exercisable | 8 months 12 days | 9 months 18 days |
Aggregate intrinsic value, exercisable |  |  |

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