v3.25.4
Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Cash flows from operating activities    
Net loss $ (11,105) $ (23,559)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 655 599
Provision for inventory obsolescence 341 163
Provision for product warranties 214 304
Loss on disposal of property and equipment 19 13
Stock based compensation 2,001 4,013
Allowance for credit losses 423 396
Non-cash lease expense 86 112
Non-cash interest expense 956 1,157
Changes in operating assets and liabilities:    
Trade receivables (1,318) (2,035)
Prepaid expenses and other assets 237 857
Inventories (1,074) 2,263
Accounts payable 355 (63)
Accrued and other liabilities 209 (2,267)
Net cash used in operating activities (8,001) (18,047)
Cash flows from investing activities    
Purchases of property and equipment (1,114) (722)
Net cash used in investing activities (1,114) (722)
Cash flows from financing activities    
Proceeds from stock option exercises 488 0
Proceeds from capital raise 9,300 7,000
Payment of direct incremental costs in capital raise (248) (224)
Payment of debt costs 0 (11)
Repayment of finance lease liabilities (20) (20)
Contributions from non-controlling interest 60 0
Net cash provided by financing activities 9,580 6,745
Net change in cash and cash equivalents (1) (11,911)
Cash and cash equivalents, beginning of year 31,741 43,652
Cash and cash equivalents, end of year 31,740 31,741
Effect of exchange rates on cash (466) 113
Cash paid for:    
Interest 4,636 4,746
Income taxes 258 382
Non cash activities:    
Fair value of common stock issued in debt amendment 0 183
Transfer of machinery and equipment to inventory $ 78 $ 62