Offered in 6 colors, 3-in-1 Stopper® Station Push Button enables user to select momentary, latching Turn-to-Reset, or latching Key-to-Reset operation. Inserts include exit, push to exit, push, or blank. To help locate button in dark corridor, optional 12–24 V insert illuminates red, green, or white LED. In addition, push button is available with sounder or sounder with transmitter (STI receiver required) as well as multiple indoor/outdoor covers for added protection.