Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Current assets
Cash and cash equivalents	$ 3,517	$ 12,975
Accounts receivable, net	88	92
Inventory, net	863	429
Deferred offering costs	584
Prepaid expenses and other current assets	235	793
Total current assets	5,287	14,289
Property and equipment, net	12	11
Right-of-use assets, operating lease	523	687
Other assets	34	49
Total assets	5,856	15,036
Current liabilities
Accounts payable	1,323	789
Other accrued expenses	373	267
Operating lease liability, current	163	163
Total current liabilities	1,859	1,219
Operating lease liability	367	545
Total liabilities	2,226	1,764
Commitments and contingencies (Note 6)
Stockholders' equity
Common stock, $0.0001 par value, 200,000,000 shares authorized; 9,677,734 and 9,715,234 shares issued and outstanding at December 31, 2022 and 2021,respectively	1	1
Additional paid in capital	33,271	32,817
Accumulated deficit	(29,642)	(19,546)
Total stockholders' equity	3,630	13,272
Total liabilities and stockholders' equity	$ 5,856	$ 15,036