RESTATEMENT OF PREVIOUSLY ISSUED FINANCIAL STATEMENTS (Details) - Restatement on the consolidated statement of operations and the consolidated statement of cash flows	3 Months Ended	9 Months Ended
	Feb. 28, 2022 USD ($) $ / shares	Feb. 28, 2022 USD ($) $ / shares
Previously Reported [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cost of sales	$ 3,667,143	$ 5,639,103
Gross Profit	(38,505)	505,867
Operating Expenses:
Selling, general and administrative	1,278,393	3,697,804
Research and development	563,216	1,824,312
Total operating expense	1,841,609	5,522,116
Loss from operations	(1,880,114)	(5,016,249)
Loss before income taxes	(1,842,427)	(4,962,488)
Net loss	$ (1,839,310)	$ (4,973,889)
Basic net loss per common share (in Dollars per share) | $ / shares	$ (0.15)	$ (0.42)
Diluted net loss per common share (in Dollars per share) | $ / shares	$ (0.15)	$ (0.42)
Comprehensive loss	$ (1,844,747)	$ (4,982,576)
Adjustments to reconcile net loss to net cash used in operating activities:
Stock option expense		261,176
Net cash used in operating activities		(4,244,064)
Cash and cash equivalents at end of period	5,272,565	5,272,565
Revision of Prior Period, Adjustment [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cost of sales	34,926	152,490
Gross Profit	(34,926)	(152,490)
Operating Expenses:
Selling, general and administrative	249,554	540,933
Research and development	751	67,721
Total operating expense	250,305	608,654
Loss from operations	(285,231)	(761,144)
Loss before income taxes	(285,231)	(761,144)
Net loss	$ (285,231)	$ (761,144)
Basic net loss per common share (in Dollars per share) | $ / shares	$ (0.03)	$ (0.07)
Diluted net loss per common share (in Dollars per share) | $ / shares	$ (0.03)	$ (0.07)
Comprehensive loss	$ (285,231)	$ (761,144)
Adjustments to reconcile net loss to net cash used in operating activities:
Stock option expense		761,144
Restatement Of Companys Financial Statements [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cost of sales	3,702,069	5,791,593
Gross Profit	(73,431)	353,377
Operating Expenses:
Selling, general and administrative	1,527,947	4,238,737
Research and development	563,967	1,892,033
Total operating expense	2,091,914	6,130,770
Loss from operations	(2,165,345)	(5,777,393)
Loss before income taxes	(2,127,658)	(5,723,632)
Net loss	$ (2,124,541)	$ (5,735,033)
Basic net loss per common share (in Dollars per share) | $ / shares	$ (0.18)	$ (0.49)
Diluted net loss per common share (in Dollars per share) | $ / shares	$ (0.18)	$ (0.49)
Comprehensive loss	$ (2,129,978)	$ (5,743,720)
Adjustments to reconcile net loss to net cash used in operating activities:
Stock option expense		1,022,320
Net cash used in operating activities		(4,244,064)
Cash and cash equivalents at end of period	$ 5,272,565	$ 5,272,565