Balance Sheets - USD ($)	Dec. 31, 2015	Dec. 31, 2014
Current assets
Cash and cash equivalents	$ 158,000	$ 352,000
Accounts receivable, net of allowance for doubtful accounts of $50,000 at December 31, 2015 and $47,000 at December 31, 2014	672,000	814,000
Inventory, net of allowance of $432,000 at December 31, 2015 and $324,000 at December 31, 2014	1,746,000	1,722,000
Current portion of deferred financing	0	43,000
Prepaid expenses and other current assets	40,000	85,000
Total current assets	2,616,000	3,016,000
Property, plant and equipment, net	910,000	983,000
Patents, net	67,000	65,000
Other assets	14,000	14,000
Deferred finance costs, net	190,000	0
Total assets	3,797,000	4,078,000
Current liabilities
Accounts payable	373,000	410,000
Accrued expenses and other current liabilities	212,000	192,000
Wages payable	292,000	264,000
Line of credit	777,000	979,000
Current portion of long-term debt	75,000	858,000
Total current liabilities	1,729,000	2,703,000
Other liabilities	38,000	68,000
Related party note payable	124,000	124,000
Long-term debt, net of current portion	945,000	213,000
Total liabilities	$ 2,836,000	$ 3,108,000
COMMITMENTS AND CONTINGENCIES
Stockholders' equity:
Preferred stock; par value $.01 per share; 5,000,000 shares authorized, none issued and outstanding	$ 0	$ 0
Common stock; par value $.01 per share; 50,000,000 shares authorized; 26,032,930 issued and outstanding as of December 31, 2015, and 23,648,315 issued and outstanding as of December 31, 2014	260,000	236,000
Additional paid-in capital	20,656,000	20,356,000
Accumulated deficit	(19,955,000)	(19,622,000)
Total stockholders’ equity	961,000	970,000
Total liabilities and stockholders’ equity	$ 3,797,000	$ 4,078,000