GEOGRAPHIC INFORMATION

3 Months Ended

Aug. 31, 2025

Segment Reporting [Abstract]

GEOGRAPHIC INFORMATION

NOTE 4: GEOGRAPHIC INFORMATION

We operate as one segment. Geographic information regarding net sales is approximately as follows:

	Three Months Ended August 31,
	2025		2024
Revenues from sales to unaffiliated customers:
Asia	$	670,000	$	817,000
Europe		305,000		470,000
North America		318,000		427,000
Middle East		85,000		90,000
South America		2,000		3,000
Total	$	1,380,000	$	1,807,000

As of August 31, 2025 and May 31, 2025, approximately $480,000 and $483,000 of our gross inventory was located in Mexicali, Mexico, respectively.

As of August 31, 2025 and May 31, 2025, approximately $9,000 and $10,000 of our property and equipment, net of accumulated depreciation and amortization, was located in Mexicali, Mexico, respectively.