SCHEDULE OF SEGMENT REPORTING (Details) - USD ($)	12 Months Ended
	May 31, 2025	May 31, 2024
Accounting Policies [Abstract]
Net sales	$ 5,311,000	$ 5,415,000
Cost of sales	(4,813,000)	(4,804,000)
Gross profit	498,000	611,000
Operating expenses:
Sales and marketing expense	1,628,000	2,339,000
General and administrative expense	2,984,000	3,148,000
Research and development expense	1,023,000	1,491,000
Total operating expense	5,635,000	6,978,000
Loss from operations	(5,137,000)	(6,367,000)
Other income:
Dividend and interest income	165,000	431,000
Total other income	165,000	431,000
Loss before income taxes	(4,972,000)	(5,936,000)
Provision for income taxes	(1,000)	(42,000)
Net loss	$ (4,973,000)	$ (5,978,000)