Quarterly report pursuant to Section 13 or 15(d)

3. Equity (Details - Warrants by exercise price)

v3.20.1
3. Equity (Details - Warrants by exercise price) - $ / shares
Mar. 31, 2020
Dec. 31, 2019
Warrant price $11.00 [Member]    
Warrants outstanding 1,206,059  
Weighed average remaining life 2 years 4 months 20 days  
Warrants exercisable 1,206,059  
Warrant price $4.00 [Member]    
Warrants outstanding 148,750  
Weighed average remaining life 4 years 7 months 10 days  
Warrants exercisable 0  
Warrant price $2.00 [Member]    
Warrants outstanding 63,750  
Weighed average remaining life 4 years 2 months 5 days  
Warrants exercisable 63,750  
Warrant price $1.75 [Member]    
Warrants outstanding 100,000  
Weighed average remaining life 4 years 15 days  
Warrants exercisable 61,116  
Warrant price $1.50 [Member]    
Warrants outstanding 14,000  
Weighed average remaining life 3 years 2 months 12 days  
Warrants exercisable 14,000  
Warrant price $0.70 [Member]    
Warrants outstanding 2,454,071  
Weighed average remaining life 3 years 9 months  
Warrants exercisable 2,454,071  
Warrants [Member]    
Warrants outstanding 3,986,630 3,986,630
Weighed average exercise price, warrants outstanding $ 3.99 $ 3.99
Weighed average remaining life 3 years 4 months 17 days  
Warrants exercisable 3,798,996  
Weighed average exercise price, warrants exercisable $ 4.01