Automatic rain shutoff prevents overwatering due to natural rainfall | Flexible, multiple rainfall settings from 1/8" to 3/4" which are quick and easy to adjust with a twist of the dial | Conduit version with threaded adapter for a clean install, easily resists the elements, ensuring hassle-free performance | An adjustable side vent ring allows the sensor to dry out once it collects water | Moisture sensing disks work in a variety of climates - Latching hinge maintains alignment