Condensed Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement [Abstract]
Revenue	$ 282	$ 477	$ 819	$ 1,432
Cost of sales	174	414	537	1,176
Gross profit	108	63	282	256
Operating expenses:
Research and development	337	399	1,295	1,295
Sales and marketing	480	487	1,390	2,291
General and administrative	1,051	1,761	3,598	4,512
Total operating expenses	1,868	2,647	6,283	8,098
Loss from operations	(1,760)	(2,584)	(6,001)	(7,842)
Net loss	$ (1,760)	$ (2,584)	$ (6,001)	$ (7,842)
Net loss per share - basic	$ (1.48)	$ (27)	$ (10.6)	$ (81)
Net loss per share - diluted	$ (1.48)	$ (27)	$ (10.6)	$ (81)
Weighted-average number of shares - basic	1,189,821	96,777	566,228	96,713
Weighted-average number of shares - diluted	1,189,821	96,777	566,228	96,713