v3.26.1
CONDENSED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Operating Activities    
Net Loss $ (3,980,186) $ (3,884,797)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation 19,984 38,370
Amortization 38,386 35,379
Interest income on debt securities (U.S. Treasury bills) (10,604) (10,943)
Realized gain on debt securities (U.S. Treasury bills) (11,534) (104,816)
Stock-based compensation 399,317 342,290
Nonemployee stock-based payment expense 9,540 12,923
Expenses paid by Tekcapital and Affiliates 123,833 140,816
Provision for doubtful accounts 8,187 7,745
Changes in operating assets and liabilities:    
Accounts receivable (2,437) 47,666
Accounts payable and accrued expenses (511,513) (285,440)
Prepaid expenses (335,529) (75,600)
Inventory prepayments (18,285) 136,273
Inventory (102,748) (845,282)
Other assets 51,265 (18,684)
Contract assets and deferred revenue (32,394) 36,547
Net cash flows from operating activities (4,354,718) (4,427,553)
Investing Activities    
Purchases of debt securities (U.S. Treasury bills) (2,565,836) (1,274,320)
Proceeds from redemption of debt securities (U.S. Treasury bills) 1,300,000 5,000,000
Loans made to Tekcapital Europe, Ltd. (250,000)
Repayment of amounts loaned to Tekcapital Europe, Ltd. 300,000 250,000
Patent costs (106,348) (19,120)
Purchases of property and equipment (40,648)
Net cash flows from investing activities (1,072,184) 3,665,912
Financing Activities    
Proceeds from at-the-market offerings of common stock 1,411,455
Proceeds from exercises of warrants 5,694,619
Proceeds from sale of common stock withheld from employees to cover withholding taxes on vested restricted share units 34,010 27,424
Incurrence of obligation under long-term payment plan with vendor 121,059
Payments made under long-term payment plan with vendor (24,453) (20,177)
Repayment of amounts due to Tekcapital and Affiliates (50,000) (62,889)
Net cash flows from financing activities 1,371,012 5,760,036
Net Change in Cash and cash equivalents (4,055,890) 4,998,395
Cash and cash equivalents at Beginning of Period 6,511,036 2,628,987
Cash and cash equivalents at End of Period 2,455,146 7,627,382
Significant Non-Cash Transactions    
Expenses paid for by Tekcapital and Affiliates, reported as change in Due to/from Tekcapital and Affiliates 123,833 140,816
Issuance of shares for prepayment to brand ambassador $ 30,001