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v3.21.1

Consolidated Statements of Cash Flows - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Operating activities: |  |
Net income | $ 1,359,000 | $ 806,000
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation and amortization | 186,000 | 178,000
Provision for inventory reserves | 0 | 405,000
Reversal of inventory reserves | (1,134,000) | (1,701,000)
Provision for sales returns and doubtful accounts | 5,000 | 5,000
Stock based compensation | 27,000 | 21,000
Loss on investments | 0 | 193,000
Gain on sale of assets | 0 | (160,000)
Noncontrolling interest | (100,000) | 0
Changes in assets and liabilities: |  |
Accounts receivable | 378,000 | (126,000)
Inventories | 1,204,000 | 2,305,000
Prepaid expenses and other current assets | 39,000 | (18,000)
Accounts payable | (52,000) | (510,000)
Accrued liabilities | 124,000 | 11,000
Other assets and liabilities | 16,000 | 4,000
Total adjustments | 693,000 | 607,000
Net cash provided by operating activities | 2,052,000 | 1,413,000
Investing activities: |  |
Acquisition of property and equipment | (17,000) | (17,000)
Proceeds from sale of assets | 0 | 200,000
Payment for investment in convertible securities | 0 | (186,000)
Net cash used for investing activities | (17,000) | (3,000)
Financing activities: |  |
Borrowings on notes payable | 163,000 | 0
Dividend payments | (840,000) | (717,000)
Proceeds from stock options exercised | 85,000 | 126,000
Net cash used for financing activities | (592,000) | (591,000)
Impact of exchange rates on cash | (104,000) | 0
Net increase in cash and cash equivalents | 1,339,000 | 819,000
Cash and cash equivalents, beginning of period | 5,313,000 | 4,494,000
Cash and cash equivalents, end of period | 6,652,000 | 5,313,000
Supplemental disclosures of cash flow information: |  |
Cash paid for interest | 0 | 0
Cash paid for income taxes, net | $ 3,000 | $ 3,000

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