···Exam test knowledge icon vector. Isolated contour symbol illustrationRFID:Image ID:2AXT8WHPreviewSaveShareBuy the printImage detailsContributor:Vectorwin / Alamy Stock VectorImage ID:2AXT8WHReleases:Model - no | Property - noDo I need a release?Location:BelarusMore information:Exam test knowledge icon vector. Thin line sign. Isolated contour symbol illustration