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CONDENSED INTERIM CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)
6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net loss $ (1,658,641) $ (1,304,767)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 84,358 86,260
Stock-based compensation expense 139,557 145,387
Shares issued in exchange for professional services 297,500 190,500
Changes in assets and liabilities:    
Accounts receivable 65,833 (1,832)
Inventories (241,876) 24,016
Prepaid expenses and other assets (47,058) (33,940)
Contract liability 504,592 268
Accounts payable 84,291 (61,160)
Accrued expenses and other liabilities 60,765 (3,625)
Net cash used in operating activities (710,679) (958,893)
CASH FLOW FROM INVESTING ACTIVITIES:    
Purchases of property and equipment (6,173) (34,562)
Net cash used in investing activities (6,173) (34,562)
CASH FLOWS FROM FINANCING ACTIVITIES:    
Proceeds from (Payments on) promissory note 107,439 (40,998)
Issuance of Series E Preferred stock 1,010,000 0
Repurchase of Series E Preferred stock (1,110,880) 0
Sales of common stock 12,896,742 0
Sales of common stock from conversion of pre-paid warrants 3,267 0
Net cash used in financing activities 12,906,568 (40,998)
Net increase (decrease) in cash 12,189,716 (1,034,453)
Cash at beginning of period 717,997 2,601,730
Cash at end of period 12,907,713 1,567,277
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:    
Interest cash paid 0 462
Income taxes paid 0 0
NONCASH INVESTING AND FINANCING ACTIVITIES:    
Conversion of Series B, C, D and E preferred stock into common stock 6,441 1,026
Deemed dividends $ 7,884,207 $ 0