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INVENTORIES (Tables)
12 Months Ended
Dec. 31, 2021
INVENTORIES  
Schedule of Inventory

December 31, 

(U.S. dollars in thousands)

2020

2021

Raw materials

$

3,347

$

3,166

Work in progress

 

2,887

3,262

Finished goods

 

6,848

11,526

Total inventory

$

13,082

$

17,954