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OTHER NON-CURRENT ASSETS
 12 Months Ended
Dec. 31, 2017
Prepaid Expense and Other Assets, Noncurrent [Abstract]  
OTHER NON-CURRENT ASSETS
NOTE 5 - OTHER NON-CURRENT ASSETS
     
   
US dollars
  
   
December 31,
  
(in thousands)
  
2017
    
2016
  
             
Deferred installation expenses (*)
    
552
      
682
  
Deposits
    
387
      
833
  
     
939
      
1,515
  
 
(*)
See Note 1W.