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Inventories (Details) - Schedule of inventories - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Schedule of inventories [Abstract]    
Raw materials $ 166 $ 116
Inventory in progress 1,280 1,299
Finished goods 4,433 4,389
Net – advances from customers (1,063) (933)
Inventories $ 4,816 $ 4,871