Print mark color sensor, 9.5 mm detection range, RGB light with circular light spot, external Teach-In, Teach-In button, NPN output, PNP output, M12 plug, Diffuse mode sensor for recording colored print marks on backgrounds with different colors, TEACH-IN procedure for automatic threshold value setting, 3 emitter colors: green, red and blue, Very short response time, Sturdy, waterproof plastic housing