Taxes on Income (Tables)

12 Months Ended

Dec. 31, 2019

Major components of tax expense (income) [abstract]

Schedule of reconciliation between the "theoretical" tax expense

	Year ended December 31,
	2019			2018			2017
	U.S. dollars in thousands
Income (loss) before taxes on income, as reported in the statements of comprehensive income (loss)		(1,347	)		2,986			(781	)
Theoretical tax expense (benefit)		(310	)		687			(187	)
Expenses (income) not recognized for tax purposes		55			(201	)		(95	)
Temporary differences in the reported year for which no deferred taxes were recognized		(1	)		(633	)		-
Increase in taxes resulting mainly from taxable losses in the reported year for which no deferred taxes were recognized		256			147			282
Tax benefit		-			-			-