XML 16 R6.htm IDEA: XBRL DOCUMENT v3.25.4
STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($)
 6 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Cash Flows from Operating Activities:    
Net Loss $ (3,417,821) $ (2,280,928)
Adjustments to reconcile net loss to net cash used in operating activities -    
Depreciation and amortization 139,346 97,486
Stock-based compensation expense 488,721 457,570
Non-cash interest expense 9,216 8,918
Non-cash operating lease expense 169,112 0
Loss on disposal of fixed assets 34,506 0
Changes in operating assets and liabilities -    
Accounts receivable, net (534,764) 39,096
Inventories, net (701,937) (979,727)
Prepaid expenses (19,058) 24,323
Accounts payable 3,135,588 1,340,791
Contract liabilities 154,887 245,583
Accrued compensation and other 364,352 (58,543)
Net cash used in operating activities (177,852) (1,105,431)
Cash Flows from Investing Activities:    
Purchases of fixed assets (401,073) (54,170)
Proceeds from sale of fixed assets 3,000 0
Additional patent costs (58) (5,915)
Net cash used in investing activities (398,131) (60,085)
Cash Flows from Financing Activities:    
Payments of capital lease obligations (18,100) (22,590)
Payments of long-term debt (298,166) (121,273)
Payment of debt modification costs 0 (15,000)
Payment on revolving line of credit 0 (100,000)
Proceeds from registered direct sale of common stock, net 0 1,204,542
Gross proceeds from the exercise of stock options 0 27,000
Net cash provided by (used in) financing activities (316,266) 972,679
Net decrease in cash and cash equivalents (892,249) (192,837)
Cash and cash equivalents, beginning of period 1,773,735 405,278
Cash and cash equivalents, end of period 881,486 212,441
Supplemental disclosure of cash flow information:    
Operating right-of-use assets obtained in exchange for operating lease liabilities 2,632,584 0
Lease improvements financed by landlord 218,750 0
Issuance of common stock for employee services $ 25,000 $ 0