Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 2,785	$ 5,246
Accounts receivable, net	4,461	3,377
Inventory, net	2,537	1,332
Prepaid expenses and other current assets	1,866	1,403
Total current assets	11,649	11,358
Property and equipment, net	126	177
Right of use asset	558	695
Other non-current assets	238	2,012
Total assets	12,571	14,242
Current liabilities:
Long-term debt, current portion	1,562	1,426
Notes payable, current portion	502
Accounts payable	6,156	7,734
Accrued expenses	6,747	3,908
Lease liability, current portion	342	319
Total current liabilities	15,309	13,387
Lease liabilities, long-term	288	466
Warrant liability	9,095	5,934
Total liabilities	24,692	19,787
Commitments and contingencies (Note 10)
Stockholders' deficit
Preferred stock, $0.0001 par value, 10,000,000 shares authorized, 4,850 issued and no shares outstanding at June 30, 2023 and no shares issued and outstanding at December 31, 2022
Common stock, $0.0001 par value, 300,000,000 shares authorized, 1,640,805 and 859,402 issued and outstanding at June 30, 2023 and December 31, 2022, respectively
Additional paid-in capital	405,779	403,157
Accumulated deficit	(417,900)	(408,702)
Total stockholders' deficit	(12,121)	(5,545)
Total liabilities and stockholders' deficit	$ 12,571	$ 14,242