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Note 6 - Property and Equipment (Tables)
12 Months Ended
Dec. 31, 2023
Notes Tables  
Property, Plant and Equipment [Table Text Block]
   

December 31,

 
   

2023

   

2022

 

Production and lab equipment

  $ 542     $ 513  

Tooling

    562       448  

Computer equipment

    615       531  

Furniture, fixtures and improvements

    196       181  
      1,915       1,673  

Accumulated depreciation

    (1,406 )     (915 )

Property and equipment, net

  $ 509     $ 758