SCHEDULE OF DEFERRED TAX ASSETS (Details) - USD ($)	May 31, 2024	May 31, 2023
Income Tax Disclosure [Abstract]
Accounts receivable, principally due to allowance for credit losses	$ 5,000	$ 8,000
Inventory valuation	131,000	188,000
Compensated absences	144,000	118,000
Net operating loss carryforwards	6,658,000	5,817,000
Tax credit carryforwards	1,380,000	1,239,000
Deferred rent expense/capitalized leases	11,000	11,000
Stock options	1,561,000	1,296,000
Sec 174 capitalized costs	501,000	284,000
Losses of foreign subsidiaries and other, net	2,000
Accumulated depreciation and amortization	(24,000)	(21,000)
Total deferred tax assets	10,369,000	8,940,000
Less valuation allowance	(10,369,000)	(8,940,000)
Net deferred tax asset