Note 3 - Inventories
 12 Months Ended
Dec. 31, 2019
Notes to Financial Statements  
Inventory Disclosure [Text Block]
NOTE
3
– INVENTORIES
 
Inventories consisted of the following at: 
 
   
December 31, 2019
    
December 31, 2018
  
                 
Raw materials
   $
-
     $
4,346
  
Finished goods
    
7,816
      
5,997
  
     
7,816
      
10,343
  
Reserve for obsolete inventory
    
(1,247
 )    
(2,398
 )
                 
    $
6,569
     $
7,945