Condensed Balance Sheets - USD ($)	Sep. 30, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 61,000	$ 4,000
Accounts receivable, net of allowance for doubtful accounts of $35,000 at September 30, 2020 and $34,000 at December 31, 2019	364,000	370,000
Inventory, net of allowance of $397,000 at September 30, 2020 and $291,000 at December 31, 2019	602,000	810,000
Prepaid expenses and other current assets	85,000	6,000
Right of use asset - operating leases	35,000	34,000
Total current assets	1,147,000	1,224,000
Property, plant and equipment, net	594,000	644,000
Patents, net	110,000	116,000
Right of use asset - operating leases	49,000	73,000
Other assets	21,000	21,000
Total assets	1,921,000	2,078,000
Current liabilities:
Accounts payable	604,000	652,000
Accrued expenses and other current liabilities	577,000	543,000
Right of use liability - operating leases	33,000	34,000
Wages payable	98,000	104,000
Line of credit	208,000	337,000
PPP Loan	332,000	0
Current portion of long-term debt, net of deferred finance costs	1,120,000	17,000
Total current liabilities	2,972,000	1,687,000
Long-term debt/other liabilities, net of current portion and deferred finance costs	0	1,108,000
Right of use liability - operating leases	49,000	73,000
Total liabilities	3,021,000	2,868,000
COMMITMENTS AND CONTINGENCIES
Stockholders' deficit:
Preferred stock; par value $.01 per share; 5,000,000 shares authorized, none issued and outstanding at September 30, 2020 and December 31, 2019	0	0
Common stock; par value $.01 per share; 50,000,000 shares authorized; 35,953,476 issued and outstanding at September 30, 2020 and 32,680,984 issued and outstanding as of December 31, 2019	359,000	327,000
Additional paid-in capital	21,658,000	21,437,000
Accumulated deficit	(23,117,000)	(22,554,000)
Total stockholders' deficit	(1,100,000)	(790,000)
Total liabilities and stockholders' deficit	$ 1,921,000	$ 2,078,000