SecureOne is a company based in the Netherlands (Eindhoven) which delivers Under Vehicle Inspection Scanners.
There are 2 main streams in these scanners:
1) The GO version which is ment for a permanent installation at main entrances.
2) A Rapid Deployment version (RD) which is ment for ad-hoc situations like conferences, concerts and places with a temporary increased threath level.
Versions can be expanded with ALPR, face detection and magnetic detection. For more info see the PDF files or leave a message.