v3.22.1
Condensed Statements of Cash Flow (Unaudited) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Cash flows from operating activities:    
Net loss $ (1,120) $ (1,903)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 135 151
Amortization of operating lease right-of-use asset 166 160
Changes in operating assets and liabilities    
Accounts receivable 626 (1,521)
Inventories (1,468) 540
Prepaid expenses 742 (416)
Accounts payable 216 113
Customer deposits 26 (333)
Accrued expenses and other current liabilities 5 (10)
Decrease in lease liability (175) (162)
Net cash used in operating activities (847) (3,381)
Cash flows from investing activities:    
Acquisition of property and equipment (8)
Net cash used in investing activities (8)
Cash flows from financing activities:    
Proceeds from sale of common stock, net of offering cost 12,466
Proceeds from exercise of warrants 707
Repayment of notes payable (60) (80)
Net cash provided by (used in) financing activities (60) 13,093
Increase (decrease) in cash and cash equivalents (915) 9,712
Cash and cash equivalents, beginning of period 5,101 1,646
Cash and cash equivalents, end of period $ 4,186 $ 11,358

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