Statements of Cash Flows (Unaudited) - USD ($)	3 Months Ended
	Apr. 02, 2022	Mar. 27, 2021
Cash flows from operating activities:
Net income	$ 419,436	$ 30,903
Adjustments to reconcile net income to cash used in operating activities:
Depreciation and amortization	105,121	148,743
Share-based compensation	124,471	27,422
Gain on sale of property and equipment		(12,000)
Changes in:
Accounts receivable-trade	(32,497)	(863,403)
Inventories	(793,924)	78,319
Prepaid expenses and other current assets	(109,090)	(221,769)
Accounts payable	150,871	594,037
Accrued expenses	(368,947)	(272,543)
Deferred Taxes	125,292
Deferred revenue		307,039
Net cash used in operating activities	(379,267)	(183,252)
Cash flows from investing activities:
Purchases of property and equipment	(94,683)	(42,488)
Proceeds from sale of property and equipment		12,000
Net cash used in investing activities	(94,683)	(30,488)
Cash flows from financing activities:
Net borrowings on line of credit		193,395
Proceeds from exercise of employee stock options	138,313	10,310
Payments on note payable	(14,981)	(17,250)
Net cash provided by financing activities	123,332	186,455
Net decrease in cash and cash equivalents	(350,618)	(27,285)
Cash and cash equivalents at beginning of period	5,050,312	195,203
Cash and cash equivalents at end of period	4,699,694	167,918
Supplemental disclosures of cash flows information:
Cash paid for interest	2,269	14,831
Supplemental disclosures of non-cash activity:
Net exercise of stock options	$ 3,108	$ 1,205,186