Note 2 - Liquidity and Summary of Significant Accounting Principles (Details Textual) - USD ($)	1 Months Ended	12 Months Ended
	Apr. 30, 2022	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Proceeds from Issuance of Private Placement		$ 1,997,500	$ 4,457,757
Retained Earnings (Accumulated Deficit)		(29,936,241)	(26,764,805)
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents		928,681	2,106,208	$ 1,414,569
Cash, Uninsured Amount		900,000
Accounts Receivable, Credit Loss Expense (Reversal)		160,000	0
Accounts Receivable, Allowance for Credit Loss		32,400	0
Inventory, Finished Goods, Gross		150,000	157,000
Inventory, Raw Materials, Gross		60,000	83,000
Inventory Valuation Reserves		$ 16,000	0
Minimum [Member]
Property, Plant and Equipment, Useful Life (Year)		1 year
Maximum [Member]
Property, Plant and Equipment, Useful Life (Year)		6 years
Asset Pledged as Collateral [Member] | Corporate Credit Card [Member]
Restricted Cash			55,000
Private Placement [Member]
Proceeds from Issuance of Private Placement	$ 3,957,757	$ 1,997,500	$ 4,457,757