Statements of Cash Flows (Unaudited) - USD ($)	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Cash flows from operating activities
Net loss	$ (3,892,637)	$ (3,550,538)
Adjustments to reconcile net loss to cash used in operating activities:
Depreciation	58,300	56,032
Non-cash lease expense	1,171,170	1,171,171
Share-based compensation	1,657,721	473,093
Changes in operating assets and liabilities:
Accounts receivable	2,288,477	23,963
Inventories	(2,728,548)	(368,450)
Prepaid expenses and other current assets	(140,582)	449,292
Other assets	(51,439)	30,212
Accounts payable	(527,418)	(84,311)
Accrued liabilities	(319,479)	215,436
Deferred revenue	318,654	814,073
Operating lease liability	(1,170,979)	(1,145,340)
Other liabilities		(380,514)
Net cash used in operating activities	(3,336,760)	(2,295,881)
Cash flows from investing activities
Purchase of equipment	(70,896)	(9,833)
Net cash used in investing activities	(70,896)	(9,833)
Cash flows from financing activities
Proceeds from Paycheck Protection Program loan	2,158,310
Proceeds from issuance of stock, net of issuance costs	15,073,393	(18,444)
Net cash provided by (used in) financing activities	17,231,703	(18,444)
Net increase (decrease) in cash and cash equivalents	13,824,047	(2,324,158)
Cash and cash equivalents at beginning of period	30,182,115	10,796,072
Cash and cash equivalents at end of period	$ 44,006,162	$ 8,471,914