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Condensed Statements of Cash Flows (Unaudited) - USD ($)
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Cash Flows From Operating Activities    
Net loss $ (1,167,837) $ (2,005,132)
Adjustments to reconcile net loss:    
Depreciation 55,945 35,696
Change in fair value of marketable securities, available for sale 16,930 0
Stock based compensation 293,141 341,163
Change of right-of-use asset 22,278 21,411
Change in inventory reserve 113,252 0
Inventories (23,417) (42,829)
Prepaid expenses and other current assets (56,036) 152,752
Accounts payable (52,546) (49,473)
Accrued liabilities (389,603) (15,598)
Operating lease liabilities (22,616) (21,072)
Contract liabilities - customer deposits 0 500
Net cash used in operating activities (1,210,509) (1,582,582)
Cash Flows From Investing Activities    
Net redemptions of investment in trading marketable securities 3,000,000 0
Realized gain on sale of marketable securities, available for sale (35,210) 0
Purchase of property and equipment (1,539,620) (199,559)
Net cash provided by (used in) investing activities 1,425,170 (199,559)
Cash Flows From Financing Activities    
Repayments of finance lease (3,917) (2,836)
Repayments of advances from affiliates (274,728) (409,505)
Advances from affiliates 195,202 110,283
Net cash used in financing activities (83,443) (302,058)
Net change in cash and cash equivalents 131,218 (2,084,199)
Cash and cash equivalents at beginning of period 9,821,531 12,767,199
Cash and cash equivalents at end of year period 9,952,749 10,683,000
Supplemental Cash Flow Information    
Cash paid for interest 3,125 291
Non Cash Investing and Financing Activities    
Right of use asset - finance leases $ 31,572 $ 92,405

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