Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Current assets
Cash and cash equivalents	$ 1,761	$ 3,344
Accounts receivable, net	1,003	682
Inventories, net	1,296	2,079
Prepaid expenses and other	736	188
Total current assets	4,796	6,293
Property and equipment, net	432	512
Right-of-use lease assets	194	267
Other	109	134
Total assets	5,531	7,206
Current liabilities
Accounts payable	1,278	1,036
Accrued expenses and other	962	1,987
Deferred revenue	24	341
Short-term lease liabilities	99	139
Total current liabilities	2,363	3,503
Long-term lease liabilities	132	182
Warrant liabilities	49	55
Total liabilities	2,544	3,740
Commitments and contingencies (Note 5)
Stockholders’ equity
Preferred stock, value
Common stock, $0.001 par value; 120,000 shares authorized; 5,933 and 4,474 shares issued and outstanding at June 30, 2025 and December 31, 2024, respectively	5	3
Exchangeable shares, no par value; unlimited shares authorized; 57 and 60 shares outstanding at June 30, 2025 and December 31, 2024, respectively
Issuable shares, 777 and 917 shares at June 30, 2025 and December 31, 2024, respectively	1,011	1,193
Additional paid-in capital	181,391	179,390
Accumulated deficit	(179,420)	(177,120)
Total stockholders’ equity	2,987	3,466
Total liabilities and stockholders’ equity	5,531	7,206
Series A Special Voting Preferred Stock
Stockholders’ equity
Preferred stock, value

Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.

No definition available.