Condensed Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Income Statement [Abstract]
Revenue	$ 126	$ 282	$ 600	$ 819
Cost of sales	82	174	359	537
Gross profit	44	108	241	282
Operating expenses:
Research and development	422	337	980	1,295
Sales and marketing	234	480	946	1,390
General and administrative	819	1,051	2,433	3,598
Total operating expenses	1,475	1,868	4,359	6,283
Loss from operations	(1,431)	(1,760)	(4,118)	(6,001)
Other expense:
Other expense	0		60
Total other expense	0		60
Net loss	$ (1,431)	$ (1,760)	$ (4,178)	$ (6,001)
Net loss per share - basic	$ (0.23)	$ (1.48)	$ (1.07)	$ (10.6)
Net loss per share - diluted	$ (0.23)	$ (1.48)	$ (1.07)	$ (10.6)
Weighted-average number of shares - basic	6,191,127	1,189,821	3,897,938	566,228
Weighted-average number of shares - diluted	6,191,127	1,189,821	3,897,938	566,228