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PROPERTY AND EQUIPMENT, NET
 3 Months Ended
Mar. 31, 2023
Property, Plant and Equipment [Abstract]  
PROPERTY AND EQUIPMENT, NET

7. PROPERTY AND EQUIPMENT, NET

 

Property and equipment are summarized below:

   March 31,   December 31, 
   2023   2022 
Machinery, vehicles and equipment  $2,737   $2,308 
Furniture and fixtures   208    208 
Computer hardware and software   591    591 
Leasehold improvements   367    368 
Construction in progress   264    499 
Property and equipment gross   4,167    3,974 
Less: accumulated depreciation   (2,304)   (2,174)
Total property and equipment, net  $1,863   $1,800 

 

Depreciation expense was $130 and $36 for the periods ended March 31, 2023 and 2022, respectively.