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Property and Equipment | 12 Months Ended
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Dec. 31, 2024
Property and Equipment |
Property and Equipment | Note 7. Property and Equipment Property and equipment consisted of the following: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | At December 31,
(In thousands) |  | 2024 |  | 2023
Equipment | ​ | $ | 5,108 | ​ | $ | 4,459
Tooling | ​ |  | 4,652 | ​ |  | 4,555
Furniture and fixtures | ​ |  | 2,095 | ​ |  | 2,068
Leasehold improvements | ​ |  | 3,466 | ​ |  | 1,529
Demonstration equipment | ​ | ​ | 1,106 | ​ | ​ | 896
Construction in progress | ​ | ​ | 152 | ​ | ​ | 1,271
Subtotal | ​ |  | 16,579 | ​ |  | 14,778
Less: accumulated depreciation | ​ |  | (10,976) | ​ |  | (8,583)
Property and equipment, net | ​ | $ | 5,603 | ​ | $ | 6,195
​ Depreciation expense was $3.0 million, $2.7 million and $2.5 million for the years ended December 31, 2024, 2023 and 2022, respectively.

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