INCOME TAXES (Details - Deferred tax assets) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Deferred tax assets:
Net operating loss carryforwards	$ 5,432	$ 6,090
Research and development and other credit carryforwards	618	630
Share-based compensation	859	816
Intangible amortization	(10)	(12)
Right-of-use operating lease liabilities	1,289	1,389
Other	62	(5)
Total deferred tax assets	8,250	8,908
Less: valuation allowance	(6,978)	(7,546)
Net deferred tax assets	1,272	1,362
Deferred tax liabilities:
Depreciation and amortization on property, plant and equipment	(141)	(132)
Right-of-use operating lease assets	(1,131)	(1,230)
Total deferred tax liabilities	(1,272)	(1,362)
Net deferred tax position	$ 0	$ 0