The QS18VN6FF100 is a diffuse photoelectric sensor with barrel-style housing from Banner Engineering's QS18 series. It features a 100 mm detection range, operates at 30 VDC with 25 mA current, and utilizes solid-state NPN technology. The sensor has a fast 850 μs response time, comes with a 2-meter cable, and operates in temperatures ranging from -20 to +70°C. Its IP67-rated enclosure ensures reliable performance in industrial environments.