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Condensed Statements of Cash Flows (Unaudited) - USD ($)
 3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Operating Activities:    
Net Loss $ (942,521) $ (949,631)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 8,936 9,929
Common stock issued for services 78,447 31,250
Compensation expense related to grant of stock options 27,068 2,301
Amortization of debt discount 5,990 298,739
(Increase) decrease in:    
Accounts receivable (214,077) 101,080
Prepaid expenses and other current assets (308,685) (102,700)
Inventory (605,396) (52,647)
Deposits (223) 48,672
Increase (decrease) in:    
Accounts payable 522,770 225,958
Accrued expenses 67,167 84,179
Convertible note payable issued in lieu of salary - related party (220,417) 12,500
Sales tax payable 22,218 (129)
Deferred revenue 5,447 68,322
Net cash used in operating activities (1,553,276) (222,177)
Investing Activities:    
Purchase of equipment (125,142) (3,110)
Funding of patent costs (18,370) (10,119)
Net cash used in investing activities (143,512) (13,229)
Financing Activities:    
Borrowings (repayments) on convertible line of credit, net 0 158,442
Repayments of auto loan (2,718) (2,583)
Proceeds from warrant exercises 282,350 0
Payments of equity offering costs 0 (38,686)
Net cash provided by financing activities 279,632 117,173
Net decrease in cash (1,417,156) (118,233)
Cash at beginning of period 3,849,456 244,024
Cash at end of period 2,432,300 125,791
Supplemental Disclosure of Cash Flow Information:    
Cash paid for interest 52,666 18,286
Cash paid for taxes 0 0
Supplemental Disclosure of Non-Cash Investing and Financing Activities:    
Recording of debt discount 0 3,967
Transfer of prepaid asset to inventory 72,750 79,850
Recording of right of use asset and corresponding liability 0 872,897
Depreciation capitalized into inventory $ 3,705 $ 6,607