| Net (loss) income | |
| Depreciation and amortization | 802K |
| Amortization of deferred financing costs | 86K |
| Interest expense on second funding liability | |
| Provision for allowance for doubtful accounts | -1.4M |
| Inventory write-down (recovery) | 483K |
| Provision for warranty expenses | 775K |
| Stock-based compensation | 479K |
| Change in fair value of warrant liability | |
| Accounts receivable | 2.22M |
| Inventories | -1.44M |
| Prepaid expenses and other current assets | 322K |
| Accounts payable and accrued expenses | -1.16M |
| Accrued salaries and wages and long term liabilities | -55K |
| Accrued warranty reserve | |
| Deferred revenue | 153K |
| Other current liabilities | |
| Net cash used in operating activities | |
| Acquisition of and deposits on equipment and leasehold improvements | |
| Changes in restricted cash | 0 |
| Net cash provided by (used in) investing activities | |
| Net repayment of revolving credit facility | |
| Repayment of notes payable and capital lease obligations | -298K |
| Net (cash used in) proceeds from employee stock-based transactions | |
| Proceeds from exercise of common stock warrants | |
| Net cash provided by (used in) financing activities | |
| Net decrease in Cash and Cash Equivalents | |
| Cash and Cash Equivalents, Beginning of Period | 11.7M |
| Cash and Cash Equivalents, End of Period | 11.11M |
| Interest | 87K |
| Income taxes | 0 |
| Fixed asset purchases included in accounts payable | 27K |