The FHDK10P1101KS35 is a diffuse photoelectric sensor with background suppression, featuring a detection range of 20-120 mm. It utilizes pulsed red LED technology (660 nm) and operates on 10-30 VDC with PNP output. The sensor comes with an M8 3-pin connector, LED indicator, and withstands temperatures from -25 to +65°C. Its IP65 rating ensures reliable performance in industrial environments.