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Balance Sheets (Unaudited) - USD ($)
Dec. 31, 2022
Jun. 30, 2022
Current assets:    
Cash and cash equivalents $ 3,422,697 $ 330,385
Accounts receivable, net 1,811,173 1,317,738
Inventory 1,738,936 2,238,208
Prepaid insurance and other current assets 276,472 239,001
Total current assets 7,249,278 4,125,332
Total assets 7,249,278 4,125,332
Current liabilities:    
Accounts payable 29,610 205,600
Accrued interest payable 0 53,436
Other accrued liabilities 17,757 127,356
Convertible notes payable 0 1,068,000
Total current liabilities 47,367 1,454,392
Convertible notes payable 0 53,716
Total liabilities 47,367 1,508,108
Commitments and contingencies (Note 4)
Stockholders' equity:    
Common stock, $0.001 par value, 100,000,000 shares authorized, 32,845,368 and 21,977,251 shares issued and outstanding 32,846 21,978
Additional paid-in capital 24,654,575 18,394,641
Accumulated deficit (17,485,510) (15,799,395)
Total stockholders' equity 7,201,911 2,617,224
Total liabilities and stockholders' equity $ 7,249,278 $ 4,125,332