The A-1808D is a keypad station with exit delay only. Enter the 1 to 6 digit access code and the 0 key to initiate the (10 to 60 seconds) delay. Yellow LED for exit delay mode. Two gang satin stainless steel plate. It fits standard 2-gang electrical box. The satin finish stainless steel faceplate with silk-screened designations may be flush mounted on standard outlet box with dual-gang plaster ring.