SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

12 Months Ended

Dec. 31, 2020

Accounting Policies [Abstract]

Disaggregation of Revenue [Table Text Block]

In the following table, revenue is disaggregated by primary geographical market, major product line, and timing of revenue recognition.

	Twelve Months Ended December 31,
	2020		2019
Primary geographical markets:
United States	$	5,955,000	$	5,809,000
Asia		722,000		950,000
Other		19,000		24,000
		6,696,000		6,783,000
Major product lines:
ODM projects	$	3,936,000	$	4,012,000
ODM components		2,552,000		2,586,000
Distribution components		208,000		185,000
		6,696,000		6,783,000
Timing of revenue recognition:
Products transferred at a point in time	$	6,696,000	$	6,783,000