The E3F-DS10C4-P1 is an all-plastic, self-contained, prewired, 4-wire, retroreflective photoelectric sensor from Omron. It is capable of detecting objects up to 10 meters away. The sensor is housed in a compact IP67 rated enclosure, making it highly resistant to dust and water, and suitable for use in harsh environments such as in the factory floor. It comes with adjustable light switching levels, making it more reliable in detecting small, fast-moving objects. The E3F-DS10C4-P1 also features a stable sensing distance, even in areas with high levels of vibration.