This touch free button applies NoTouch technology which helps reduce the spread of germs in any public buildings. To exit, a person must simply wave their hand in front of the device. The infrared will pick up the motion and unlatch the time adjustable door. NoTouch Cast Aluminum Button offers many different combinations for the price of a standard one configuration Button Eliminating the need to stock dozens of push buttons, and wasting precious time and money tracking down just the right button for a customer. The button is ready to assemble out of box and is easily installed within minutes right on site. The faceplate is constructed of die cast aluminum metal, allowing it to take tough knocks in stride. Button package includes: faceplate, illuminated push buttons and interchangeable snap-in illuminated LED message lenses