STATEMENT OF OPERATIONS - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Income Statement [Abstract]
Net sales	$ 3,655,000	$ 3,872,000
Cost of goods sold	2,471,000	2,584,000
Gross profit	1,184,000	1,288,000
Operating expenses:
Research and development	82,000	93,000
Selling and marketing	459,000	545,000
General and administrative	1,236,000	1,412,000
Operating Expenses, Total	1,777,000	2,050,000
Operating loss	(593,000)	(762,000)
Other income / (expense):
Interest income	0	1,000
Interest expense	(265,000)	(284,000)
Other income, net	172,000	19,000
Other income / (expense), Total	(93,000)	(264,000)
Net loss before tax	(686,000)	(1,026,000)
Income tax expense	5,000	(2,000)
Net loss	$ (681,000)	$ (1,028,000)
Basic and diluted loss per common share	$ (0.02)	$ (0.03)
Weighted average number of shares outstanding - basic and diluted	32,526,669	30,115,063