|Want to tell a friend about Switch, Scene, ALC 4 Button, WHITE, Uses only 1 ALC address and controls up to 4 events. Works with ALC Stand Alone Controller 364644 or with HAI or Elk controller interfaces (and others). Supports scene learning without programming.? It's easy. Just enter the information requested below, click the "E-mail a Friend" button, and your message is on its way.