Choose a device:

construction, buildingsecondary

More specific:

Choose basic color of device:

redconstruction, buildingsecondary

blueconstruction, buildingsecondary

grayconstruction, buildingsecondary

whiteconstruction, buildingsecondary

Choose quantity:

qty:1 construction, buildingsecondary

qty:3 construction, buildingsecondary

Combined flag identification

by main colors

greenblue+ other

by device on the flag

construction, buildingsecondary