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Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Cash flows used in operating activities:    
Net loss $ (3,258,955) $ (4,070,457)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 103,545 229,423
Amortization of right-of-use assets 13,451 39,409
Amortization of debt issuance costs 15,188
Stock based compensation 426,281 123,500
Provision for accounts receivable allowances (29,741) 71,379
Vendor liability forgiveness, net of asset transfers 2,364,954
Changes in operating assets and liabilities:    
Accounts receivable 709,383 (507,733)
Inventories 404,299 2,648,710
Prepaid expenses and other current assets 6,936 (81,248)
Other assets 15,184 8,410
Accounts payable (3,157,987) 2,498,991
Accrued expenses (66,164) 288,307
Deferred revenue 121,401
Operating lease liabilities (13,451) (39,409)
Net cash provided by (used in) operating activities (2,482,265) 1,345,871
Cash flows from investing activities:    
Purchases of equipment (6,330)
Certification costs capitalized (122,120)
Net cash used in investing activities (128,450)
Cash flows from financing activities:    
Net proceeds from the bank credit line (945,441)
Proceeds from preferred stock issuance 2,800,000
Net cash provided by financing activities 2,800,000 (945,441)
Net increase in cash and cash equivalents 317,735 271,980
Cash and cash equivalents - Beginning 709,322 1,030,110
Cash and cash equivalents - Ending 1,027,057 1,302,090
Cash paid during the period for:    
Interest 103,950
Income taxes
Cash and cash equivalents 1,027,057 802,090
Restricted cash 500,000
Total cash, cash equivalents and restricted cash $ 1,027,057 $ 1,302,090