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Consolidated Statements of Cash Flows - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Cash flows from operating activities: |  |
Net loss | $ (3,711,000) | $ (5,448,000)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Depreciation and amortization | 1,000 | 1,000
Stock-based compensation | 293,000 | 354,000
Noncash interest expense | 135,000 | 347,000
Change in fair value of equity investment | 2,000 | 16,000
Changes in operating assets and liabilities: |  |
Trade receivable | (309,000) | 191,000
Other accounts receivable and prepaid expenses | 558,000 | (482,000)
Inventory | (557,000) | (2,000,000)
Trade payables | 72,000 | (21,000)
Other accounts payable and accrued expenses | (18,000) | 78,000
Deferred revenue | (67,000) | (69,000)
Accrued severance pay, net | (1,000) | (2,000)
Net cash used in operating activities | (3,602,000) | (7,035,000)
Cash flows from investing activities: |  |
Purchases of fixed assets | (1,000) | (3,000)
Net cash used in investing activities | (1,000) | (3,000)
Cash flows from financing activities: |  |
Proceeds from sale of common stock, net | 4,215,000 | 2,090,000
Proceeds from exercise of options | 7,000 | 2,000
Net cash provided by financing activities | 4,222,000 | 2,092,000
Effects of currency translation on cash | (49,000) | (78,000)
Net (decrease) increase in cash | 570,000 | (5,024,000)
Cash at beginning of period | 2,713,000 | 7,737,000
Cash at end of period | 3,283,000 | 2,713,000
Supplemental disclosures of cash flow information: |  |
Cash paid for interest |  |
Cash paid for taxes |  |
Supplemental non-cash financing and investing activities: |  |
Exchange of common stock into preferred stock |  |
Shares issued from exercise of warrants previously classified as derivative liability |  |
Reclass derivative liability to equity due to increase in authorized shares |  |
Reclass liability to equity after increase in authorized shares |  |

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