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Property and Equipment
12 Months Ended
Dec. 31, 2023
Property, Plant and Equipment [Abstract]  
Property and Equipment

Note 6. Property and Equipment

Depreciation and amortization of property and equipment is calculated on the straight-line method based on the shorter of the estimated useful life or the term of the lease for tenant improvements and three to ten years for all other property and equipment. Property and equipment consist of the following (in thousands):

 

 

 

As of December 31,

 

 

 

2023

 

 

2022

 

Computers and software

 

$

811

 

 

$

703

 

Furniture, fixtures, and equipment

 

 

427

 

 

 

409

 

Manufacturing and testing equipment

 

 

5,371

 

 

 

5,194

 

Construction in process

 

 

45

 

 

 

16

 

Leasehold improvements

 

 

848

 

 

 

848

 

Vehicles

 

 

55

 

 

 

 

Property and equipment, gross

 

 

7,557

 

 

 

7,170

 

Less accumulated depreciation

 

 

(5,050

)

 

 

(4,405

)

Property and equipment, net

 

$

2,507

 

 

$

2,765

 

Depreciation expense was $0.7 million for each of the years ended December 31, 2023 and 2022.