Here are the possible solutions for barcode reading clue
Answer
Clue
Relevancy
scan
Clue
Barcode reading
Aim at the barcode
Read a barcode
Interpret a barcode
laser
Clue
Barcode scanner part
Definition
a source of high-intensity optical, infrared, or ultraviolet radiation produced as a result of stimulated emission maintained within a solid, liquid, or gaseous medium
