Condensed Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Condensed Statements of Operations (Unaudited)
Revenue	$ 376	$ 428
Cost of sales	263	358
Gross profit	113	70
Operating expenses:
Research and development	490	401
Sales and marketing	458	684
General and administrative	1,281	1,226
Total operating expenses	2,229	2,311
Loss from operations	(2,116)	(2,241)
Other income:
Interest income		1
Total other income		1
Net loss	$ (2,116)	$ (2,240)
Net loss per share - basic	$ (0.11)	$ (0.23)
Net loss per share - diluted	$ (0.11)	$ (0.23)
Weighted-average number of shares - basic	20,122,178	9,715,234
Weighted-average number of shares - diluted	20,122,178	9,715,234