Unaudited Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Current assets
Cash and cash equivalents	$ 16,658	$ 11,005
Accounts receivable, net	21	66
Other receivables	196	185
Inventory, net	609	476
Prepaid expenses and other current assets	733	862
Total current assets	18,217	12,594
Property and equipment, net	348	409
Goodwill	0	763
Intangible assets, net	178	333
Operating lease right of use asset, net	116	3
Total assets	18,859	14,102
Current liabilities
Accounts payable	570	1,069
Accrued liabilities	551	1,433
Operating lease liability	53	3
Deferred revenue	26	148
Total current liabilities	1,200	2,653
Non-current liabilities
Operating lease liabilities	70
Deferred revenue	173	193
Derivative liability	4,455
Total Liabilities	5,898	2,846
Commitments and contingencies (Note 12)
Stockholders' equity
Class A common stock, $0.001 par value; 150,000,000 shares authorized; 28,201,282 and 3,780,674 shares issued and outstanding as of September 30, 2022 and December 31, 2021, respectively	28	4
Additional paid-in capital	159,386	149,412
Accumulated deficit	(146,221)	(137,035)
Accumulated other comprehensive loss	(232)	(1,125)
Total stockholders' equity	12,961	11,256
Total liabilities and stockholders' equity	$ 18,859	$ 14,102