INVENTORIES (Tables)

12 Months Ended

Dec. 31, 2016

Inventory Disclosure [Abstract]

Schedule of inventories

	December 31,
	2016		2015
	U.S. dollars in thousands
Raw materials		6,873		3,566
Work in process		1,175		1,134
Finished goods and spare parts		48,968		37,976
Total		57,016		42,676