v3.26.1
Condensed Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Cash Flows From Operating Activities:    
Net loss $ (6,797) $ (3,618)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 111 304
Share-based compensation 3,403 2,435
Common stock issued for professional services 150 0
Warranty provision 31 2
Gain on lease termination (227) 0
Change in fair value of warrant liabilities 0 (3,158)
Non-cash lease expense 75 (199)
Provision for credit losses 76 60
Inventory obsolescence reserve 73 187
Changes in assets and liabilities:    
Accounts receivable and contract assets (667) (453)
Inventories 590 79
Prepaid expenses and other current assets (535) (156)
Accounts payable 144 (34)
Operating lease liabilities (80) 197
Customer deposits 36 0
Accrued liabilities and other (123) (523)
Warranty settlements (5) (10)
Deferred revenue (37) (180)
Other non-current assets 103 58
Net cash used in operating activities (3,679) (5,009)
Cash Flows From Investing Activities:    
Capital expenditures for property and equipment (11) (8)
Investment in patents, trademarks and other intangibles (97) (145)
Net cash used in investing activities (108) (153)
Cash Flows From Financing Activities:    
Proceeds from private placement 5,000 0
Proceeds from warrant exercise 100 0
Proceeds from issuance of common stock and warrants, net 0 5,729
Net cash provided by financing activities 5,100 5,729
Net increase in cash and cash equivalents 1,313 567
Cash and cash equivalents, beginning of period 3,468 3,610
Cash and cash equivalents, end of period 4,781 4,177
Supplemental Disclosure of Non-Cash Investing and Financing Activities:    
Reclassification of warrant liabilities to additional paid in capital 0 12,159
Dividends declared on convertible preferred stock (411) (328)
Dividends settled with common stock $ 411 $ 328