SIGNIFICANT ACCOUNTING POLICIES (Details Narrative) - USD ($)				3 Months Ended		6 Months Ended		12 Months Ended
	Sep. 27, 2023	Mar. 07, 2023	Jul. 20, 2020	Nov. 30, 2023	Nov. 30, 2022	Nov. 30, 2023	Nov. 30, 2022	May 31, 2023
Product Information [Line Items]
Accumulated deficit				$ 44,856,000		$ 44,856,000		$ 42,217,000
Cash and cash equivalents				7,134,000		7,134,000		9,719,000
Working capital				8,443,000		8,443,000
Shelf registration statement maximum authorized common stock issuance value	$ 20,000,000		$ 90,000,000
Proceeds from issuance of common stock							$ 1,988,000
Revenues				1,567,000	$ 1,482,000	3,281,000	3,119,000
Other receivables, gross, current				1,089,000		1,089,000		751,000
Accounts receivable, credit loss expense (Reversal)				22,000		22,000		29,000
Prepaid expense and other assets				223,000		223,000		300,000
Inventory reserves				498,000		498,000		672,000
Amortization of intangible assets				4,000	3,000	9,000	12,000
Asset impairment charges						0	6,000
Investments				165,000		165,000		$ 165,000
Share-based payment arrangement, expense						292,000	622,000
Proceeds from customers						60,000
Research and development expense				412,000	462,000	883,000	823,000
Income tax expense				8,000	1,000	31,000	3,000
Advertising expense				26,000	18,000	$ 56,000	$ 36,000
Share-Based Payment Arrangement, Option [Member]
Product Information [Line Items]
Antidilutive securities excluded from computation of earnings per share, amount (in shares)						2,280,116	2,338,616
Polish Distributor [Member]
Product Information [Line Items]
Investments				$ 165,000		$ 165,000
Equity method investment, ownership percentage				6.00%		6.00%
Marketing and Distribution Rights [Member]
Product Information [Line Items]
Finite-lived intangible asset, useful life				18 years		18 years
Purchased Technology Rights [Member]
Product Information [Line Items]
Finite-lived intangible asset, useful life				10 years		10 years
Patents [Member]
Product Information [Line Items]
Finite-lived intangible asset, useful life				15 years		15 years
Property, Plant and Equipment [Member]
Product Information [Line Items]
Depreciation, depletion and amortization				$ 15,000	$ 16,000	$ 30,000	$ 36,000
Minimum [Member]
Product Information [Line Items]
Property, plant and equipment, useful life				5 years		5 years
Maximum [Member]
Product Information [Line Items]
Property, plant and equipment, useful life				10 years		10 years
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Two Key Customers [Member]
Product Information [Line Items]
Concentration risk, percentage				52.00%	48.00%
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | One Key Customer [Member]
Product Information [Line Items]
Concentration risk, percentage						49.00%	44.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Two Key Customers [Member]
Product Information [Line Items]
Concentration risk, percentage						64.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | One Key Customer [Member]
Product Information [Line Items]
Concentration risk, percentage								36.00%
Cost of Goods and Service, Product and Service Benchmark [Member] | Supplier Concentration Risk [Member] | Five Key Vendors [Member]
Product Information [Line Items]
Concentration risk, percentage				75.00%	12.00%	76.00%	8.00%
Accounts Payable [Member] | Supplier Concentration Risk [Member] | Three Key Vendors [Member]
Product Information [Line Items]
Concentration risk, percentage						55.00%
Accounts Payable [Member] | Supplier Concentration Risk [Member] | One Key Vendors [Member]
Product Information [Line Items]
Concentration risk, percentage								23.00%
ATM Agreement [Member]
Product Information [Line Items]
Net proceeds from ATM in shares		3,333,333
Share price		$ 2.40
Sale of stock expenses		$ 700,000
Proceeds from issuance of common stock		$ 7,300,000