SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

6 Months Ended

Sep. 30, 2023

Accounting Policies [Abstract]

Schedule of inventory

	September 30, 2023			March 31, 2023
Raw materials	$	1,423,869		$	1,456,473
Finished goods		333,254			493,729
Total gross inventories		1,757,123			1,950,202
Less reserve for obsolescence		(115,000	)		(51,000	)
Total net inventories	$	1,642,123		$	1,899,202

Schedule of reporting segments

	Three Months Ended September 30, 2023						Six Months Ended September 30, 2023
	Product		Service		Total		Product			Service		Total
Net revenue	$	1,752,413	$	73,978	$	1,826,391	$	3,365,965		$	113,809	$	3,479,774
Cost of revenue		926,455		37,327		963,782		1,696,493			57,947		1,754,440
Gross profit		825,958		36,651		862,609		1,669,472			55,862		1,725,334
Operating income (loss)		6,036		—		6,036		(177,713	)		55,862		(121,851	)
Depreciation and amortization		21,525		—		21,525		43,775			—		43,775
Patent and capital expenditures		16,350		—		16,350		16,849			—		16,849
Equipment and patents, net	$	439,484	$	—	$	439,484	$	439,484		$	—	$	439,484

	Three Months Ended September 30, 2022								Six Months Ended September 30, 2022
	Product			Service		Total			Product			Service		Total
Net revenue	$	1,704,365		$	—	$	1,704,365		$	3,400,094		$	458,633	$	3,858,727
Cost of revenue		872,352			—		872,352			1,742,257			—		1,742,257
Gross profit		832,013			—		832,013			1,657,837			458,633		2,116,470
Operating income (loss)		(278,404	)		—		(278,404	)		(470,134	)		458,633		(11,501	)
Depreciation and amortization		21,242			—		21,242			41,329			—		41,329
Patent and capital expenditures		139,001			—		139,001			201,330			—		201,330
Equipment and patents, net	$	530,017		$	—	$	530,017		$	530,017		$	—	$	530,017