XML 18 R7.htm IDEA: XBRL DOCUMENT v3.20.2
Condensed Statements of Cash Flows (Unaudited) - USD ($)
 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Operating Activities:    
Net Loss $ (1,776,478) $ (1,933,505)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 21,552 19,963
Common stock issued for services 168,136 62,500
Compensation expense related to grant of stock options 54,136 3,832
Amortization of debt discount 5,990 523,427
(Increase) decrease in:    
Accounts receivable (64,944) (74,930)
Prepaid expenses and other current assets (262,944) (402,675)
Inventory (308,438) (132,450)
Deposits 6,250 48,672
Increase (decrease) in:    
Accounts payable (126,018) (712,177)
Accrued expenses 143,663 (286,774)
Convertible note payable issued in lieu of salary - related party (220,417) 25,000
Sales tax payable 16,211 14,101
Deferred revenue (13,426) (675)
Net cash used in operating activities (2,356,727) (2,845,691)
Investing Activities:    
Purchase of equipment (140,241) (6,115)
Funding of patent costs (44,082) (21,670)
Net cash used in investing activities (184,323) (27,785)
Financing Activities:    
Borrowings (repayments) on convertible line of credit, net 0 (960,000)
Repayments of convertible notes payable 0 (1,650,616)
Borrowings (repayments) of note payable 339,262 (862,500)
Repayments of auto loan (5,473) (5,191)
Proceeds from warrant exercises 317,185 0
Payments of deferred equity offering costs (6,986) (1,175,852)
Fractional share payments 0 (171)
Proceeds from issuance of common stock and warrants, pursuant to public offering 0 13,201,000
Net cash provided by financing activities 643,988 8,546,670
Net decrease in cash (1,897,062) 5,673,194
Cash at beginning of period 3,849,456 244,024
Cash at end of period 1,952,394 5,917,218
Supplemental Disclosure of Cash Flow Information:    
Cash paid for interest 52,671 363,326
Cash paid for taxes 800 831
Supplemental Disclosure of Non-Cash Investing and Financing Activities:    
Recording of debt discount 0 3,967
Transfer of prepaid asset to inventory 116,400 322,868
Recording of right of use asset and corresponding liability 0 872,897
Depreciation capitalized into inventory 9,554 13,291
Reclassification of deferred equity offering costs to APIC $ 0 $ 195,027