Research and Development, Net (Tables)

12 Months Ended

Dec. 31, 2019

Research and Development [Abstract]

Schedule of research and development net [Table Text Block]

	Year ended December 31,
	2019			2018			2017
	USD in thousands
Payroll and related expenses (*)		5,679			5,793			2,083
Subcontracted work and consulting		3,123			1,744			1,238
Share-based payments to service provider		37			43			112
Rent and office maintenance		720			629			281
Travel expenses		236			76			79
Other		492			393			296
Sales of prototypes		(77	)		(40	)		—
		10,210			8,638			4,089

(*) Includes share-based payment of USD 531, USD 578 and USD 379 in 2019, 2018 and 2017, respectively.