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Balance Sheet Components

9 Months Ended

Sep. 30, 2025

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Note 4. Balance Sheet Components

Property and Equipment, Net

Property and equipment, net consist of the following (in thousands):


	As of September 30,			As of December 31,
	2025			2024
Tools and equipment	$	2,043		$	1,991
Computer equipment and software		37			37
Furniture and fixtures		461			402
Leasehold improvements		38			38
Construction in process		1,305			1,218
		3,884			3,686
Less: Accumulated depreciation		(2,339	)		(2,106	)
Property and equipment, net	$	1,545		$	1,580

Depreciation expense was $0.1 million for both the three months ended September 30, 2025 and 2024, respectively. Depreciation expense was $0.2 and $0.4 million for the nine months ended September 30, 2025 and 2024, respectively.

Accrued and Other Current Liabilities

Accrued and other current liabilities consist of the following (in thousands):


	As of September 30,		As of December 31,
	2025		2024
Accrued expenses	$	2,367	$	2,113
Current portion of lease liabilities		569		533
Short-term interest payable		345		344
Other accrued liabilities		616		1,107
Total accrued and other current liabilities	$	3,897	$	4,097

Other Noncurrent Liabilities

Other noncurrent liabilities consist of the following (in thousands):


	As of September 30,		As of December 31,
	2025		2024
Noncurrent portion of lease liabilities	$	47	$	473
Other noncurrent liabilities		19		19
Total other noncurrent liabilities	$	66	$	492