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Property and Equipment, Net (Tables)
12 Months Ended
Dec. 31, 2019
Property, Plant and Equipment [Abstract]  
Schedule of components of Property and Equipment, Net

   December 31, 
   2019   2018 
Cost:        
Computer equipment  $723   $712 
Office furniture and equipment   293    293 
Machinery and laboratory equipment   604    593 
Field service units   1,420    1,246 
Leasehold improvements   333    333 
           
   $3,373   $3,177 

 

   December 31, 
   2019   2018 
Accumulated depreciation   2,872    2,551 
           
Property and equipment, net  $501   $626