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Condensed Consolidated Balance Sheets - USD ($)
$ in Thousands
Sep. 30, 2025
Dec. 31, 2024
Current assets:    
Cash and cash equivalents $ 3,417 $ 5,905
Investment, related party 10 7
Accounts receivable, net 2,995 5,315
Inventories, net 4,329 6,646
Prepaid expenses and other current assets 629 527
Asset held for sale 2,300 2,300
Total current assets 14,413 20,700
Property and equipment, net 20 80
Operating lease right-of-use assets 488 903
Intangible assets, net 22 35
Other assets 472 383
Total assets 15,415 22,101
Current liabilities:    
Operating lease liabilities 307 548
Accrued expenses and other current liabilities 6,553 4,273
Total current liabilities 12,553 12,021
Long-term liabilities:    
Convertible notes payable, net 4,462 4,098
Warrant liabilities 833 1,250
Operating lease liabilities, non-current 136 276
Other liabilities 12 23
Total liabilities 17,996 17,668
Commitments and contingencies (see Note 15)
Preferred Stock
Common Stock $0.001 par value; 70,000,000 shares authorized; 11,648,323 and 8,873,932 shares issued and outstanding as of September 30, 2025 and December 31, 2024, respectively 12 9
Additional paid-in capital 130,992 121,833
Accumulated deficit (133,585) (117,409)
Total stockholders’ (deficit) equity (2,581) 4,433
Total liabilities and stockholders’ equity 15,415 22,101
Series B-2 Preferred Stock [Member]    
Long-term liabilities:    
Preferred Stock
Series B-3 Preferred Stock [Member]    
Long-term liabilities:    
Preferred Stock
Series C Convertible Preferred Stock [Member]    
Long-term liabilities:    
Preferred Stock
Series D Convertible Preferred Stock [Member]    
Long-term liabilities:    
Preferred Stock
Related Party [Member]    
Current assets:    
Other assets, related party 733
Current liabilities:    
Accounts payable, related parties, net 2,054 5,344
Nonrelated Party [Member]    
Current liabilities:    
Accounts payable, related parties, net $ 3,639 $ 1,856