Seco-Larm SD-7201GAPT1Q 11/2" Green mushroom-cap button. NO/NC contact, rated 5A@125VAC. Stainless-steel, single-gang plate. Built-in delay timer (1~180 sec), NO/NC contact, rated 3A@24VDC. Includes built-in buzzer. "EXIT" and "SALIDA" printed on plate.