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INVENTORY (Tables)
12 Months Ended
Dec. 31, 2020
Inventory Disclosure [Abstract]  
Schedule of inventory
Inventory as of December 31, 2020 and 2019 was comprised of the following (in thousands):
December 31,
20202019
Raw materials$4,923 $4,503 
Work in process785 415 
Finished goods3,132 5,053 
$8,840 $9,971