Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Cash flows from operating activities:    
Net loss $ (1,065,193) $ (1,368,389)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 20,748 13,668
Stock based compensation 432,823 87,794
Accretion of notes payable discount 91,428
Gain on disposition of assets (850)
Loss (gain) of equity method investment (9,181) 8,728
Changes in assets and liabilities:    
(Increase) in accounts and other receivables (924,356) (21,637)
(Increase) in prepaid and other assets (136,761) (33,724)
(Increase) in inventory (488,910)
Increase in deferred revenue 443,009
Increase (decrease) in accounts payable and accrued expenses 392,293 (145,900)
Net cash used in operating activities (1,335,528) (1,368,882)
Cash flows from investing activities:    
Purchase of property and equipment (100,370)
Investment in joint venture (150,000) (72,000)
Net cash used in investing activities (250,370) (72,000)
Cash flows from financing activities:    
Proceeds from sale of common stock 19,520,005 5,496,002
Proceeds from sale of preferred stock 1,000,000
Payment of offering costs (1,457,922) (592,764)
Net cash provided by financing activities 18,062,083 5,903,238
Net increase in cash 16,476,185 4,462,356
Cash and cash equivalents beginning of period 893,138 950,237
Cash and cash equivalents end of period 17,369,323 5,412,593
Supplemental disclosure of cash flow information:    
Interest paid 15,000
Income taxes paid