The Mobile-LS-Link™ Wifi App is designed to control relays, dimmers, and shades using iPhone and iPad. This app has the ability to emulate up to 64 LightSync input devices which equates to 512 inputs and 512 status pilots. With up to 32 screens, you can build your screens with easy to use drag-and-drop control buttons, dimmer sliders, status indicators and static text.