The 913 microwave motion switch is a contact-free switch that provides excellent control for automatic doors & openings. This touchless motion switch utilizes Doppler radar technology for use in sterile environments. It can blend into any aesthetic by mounting the switch behind a non-reflective surface in a room or hallway. The RCI 913 is available in black, cream, or white colored finishes and contains a water-resistant gasket for increased durability when exposed to water or cleaning product.