FeaturesOffers toggle functionality for any combination of zones ) in the systemReceives up to two contact closure inputs via a connector on the back of the wall stationLarge, rounded buttons are easy to useBacklit buttons with optional engraving make it easy to find and operate the wall station in low light conditionsOptional button engraving is angled up to the eye for easy readingThe LEDs next to each button are used during programming and provide feedback when the buttons are pressed