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CONDENSED CONSOLIDATED STATEMENT OF CASH FLOWS (Unaudited) - USD ($)
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Cash flows from operating activities:    
Net (loss) $ (1,121,000) $ (1,192,000)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 17,000 39,000
Amortization of right-of-use assets 127,000 256,000
Amortization of debt discount 50,000
Inventory adjustment 41,000
Change in fair value of embedded derivative liabilities (127,000)
Changes in operating assets and liabilities    
Accounts receivable (238,000) 234,000
Prepaid expenses and other assets (1,283,000) 27,000
Inventory (114,000) (254,000)
Accounts payable 15,000 (566,000)
Customer advances (112,000) 501,000
Accrued expenses, other current liabilities, and lawsuit liability (80,000) 91,000
Operating lease liabilities and other liabilities 1,494,000 (292,000)
Net cash used in operating activities (1,372,000) (1,115,000)
Cash flows from investing activities:    
Government grant related to equipment 49,000
Cash provided by investing activities 49,000
Cash flows from financing activities:    
Proceeds from related party advances 545,000 1,292,000
Payments for related party advances (226,000)  
Proceeds from notes payable 1,000,000  
Proceeds from exercise of warrants 3,000
Net cash provided by financing activities 1,319,000 1,295,000
Net decrease in cash and cash equivalents (4,000) 180,000
Cash at beginning of period 65,000 27,000
Cash at end of period 61,000 207,000
Supplemental disclosures of cash flow information:    
Cash paid during the period for interest 11,000
Cash paid during the period for income taxes 2,000
Non-cash investing and financing activities:    
Recognition of new operating lease right-of-use  assets and lease liabilities $ 1,593,000