Annual report [Section 13 and 15(d), not S-K Item 405]

Share-Based Expense (Details - Assumptions Employee)

v3.25.1
Share-Based Expense (Details - Assumptions Employee) - Share-Based Payment Arrangement, Option [Member] - $ / shares
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]    
Weighted-average expected dividend yield 0.00% 0.00%
Weighted-average expected volatility 111.50% 121.50%
Weighted-average risk-free interest rate 4.20% 4.21%
Weighted-average expected life of option 5 years 8 months 1 day 5 years 9 months 3 days
Weighted-average exercise price $ 4.07 $ 4.00