Statements of Operations - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Net sales	$ 6,317,000	$ 7,285,000
Cost of goods sold	3,462,000	4,223,000
Gross profit	2,855,000	3,062,000
Operating expenses:
Research and development	148,000	228,000
Selling and marketing	1,164,000	1,111,000
General and administrative	1,769,000	1,940,000
Operating loss	(226,000)	(217,000)
Other income / (expense):
Interest income	(1,000)	0
Interest expense	(206,000)	(244,000)
Other income, net	102,000	14,000
Loss on disposition of assets	0	(41,000)
Net loss before tax	(331,000)	(488,000)
Income tax expense	(2,000)	(2,000)
Net loss	$ (333,000)	$ (490,000)
Basic and diluted loss per common share (in dollars per share)	$ (0.02)	$ (0.02)
Weighted average number of shares outstanding - basic and diluted (in shares)	25,676,976	23,336,806