XML 11 R29.htm IDEA: XBRL DOCUMENT v3.20.1
THE COMPANY AND ITS SIGNIFICANT ACCOUNTING POLICIES (Details Narrative) - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Net loss $ (681,000) $ (1,028,000)
Net cash provided by operating activities 58,000 (220,000)
Increase/decrease in cash (109,000) 77,000
Accumulated deficit (22,554,000) (21,873,000)
Allowance for doubtful accounts 34,000 36,000
Allowance for slow moving and obsolete inventory 291,000 268,000
Accumulated amortization of patents $ 190,000 $ 182,000
Securities not included in diluted loss per share 4,252,000 4,222,000
Accounts Receivable | Customer One    
Concentration of credit risk 55.60% 56.50%
Accounts Receivable | Customer Two    
Concentration of credit risk 15.00%  
Sales Revenue | Customer One    
Concentration of credit risk 44.80% 44.00%