STATEMENTS OF CASH FLOWS - USD ($)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Cash flows from operating activities:
Net loss	$ (796,000)	$ (681,000)
Adjustments to reconcile net loss to net cash (used in) / provided by operating activities:
Depreciation and amortization	79,000	81,000
Amortization of debt issuance costs	17,000	108,000
Penalty added Cherokee loan balance	20,000	0
Provision for bad debts	3,000	(2,000)
Provision for slow moving and obsolete inventory	157,000	96,000
Share-based payment expense	2,000	6,000
Director fee paid with restricted stock	31,000	17,000
Refinance fee paid with restricted stock	21,000	0
Changes in:
Accounts receivable	(40,000)	84,000
Inventory	117,000	113,000
Prepaid expenses and other current assets	(67,000)	23,000
Accounts payable	(75,000)	293,000
Accrued expenses and other current liabilities	45,000	94,000
Wages payable	3,000	(174,000)
Net cash (used in) / provided by operating activities	(483,000)	58,000
Cash flows from investing activities:
Purchase of property, plant, and equipment	(4,000)	0
Net cash used in investing activities	(4,000)	0
Cash flows from financing activities:
Proceeds debt financing	407,000	86,000
Payments on debt financing	(42,000)	(88,000)
Proceeds from private placement	199,000	0
Proceeds from Lincoln Park Financing	125,000	0
Expenses from Lincoln Park Financing	(48,000)	0
Proceeds from lines of credit	3,949,000	3,835,000
Payments on lines of credit	(4,009,000)	(4,000,000)
Net cash provided by / (used in) financing activities	581,000	(167,000)
Net increase in / (decrease in) cash and cash equivalents	94,000	(109,000)
Cash and cash equivalents - beginning of period	4,000	113,000
Cash and cash equivalents - end of period	98,000	4,000
Supplemental disclosures of cash flow information:
Debt issuance cost paid with restricted stock	0	14,000
Loans converted to stock	35,000	0
Commitment shares issued to Lincoln park, charged to Paid in Capital	138,000	0
Cash paid during the year for interest	152,000	155,000
Cash paid for taxes	$ 2,000	$ 0