The OHDK 10P5101/S35A is a compact photoelectric diffuse sensor with background suppression, featuring a sensing range of 3-130 mm. It operates at 11-30 VDC with 100 mA current, utilizing PNP output and M8 4-pin connector. The sensor supports light/dark operation with LED indicators, withstands temperatures from -10 to +50°C, and has IP67 protection.