Year Ended December 31,
2021
2020
U.S. dollars in thousands
Wages, salaries, and benefits
1,308
1,537
Offsite contracting and travel
441
818
Depreciation and amortization
266
326
Distribution to customers
267
176
Materials usage
136
75
Share-based payment
603
4
Office maintenance
242
198
Other items
398
343
3,661
3,477
No definition available.