Access Keypad Rugged, Type Indoor/Outdoor Surface Mount Ruggedized Keypad, Material Cast Aluminum Housing/Metal Faceplate, Finish Painted, Depth 2 1/2 in, Height 5 1/4 in, Width 3 3/4 in, Button Color Metal Braille, Color Gray, Input Voltage 12 to 24V AC/DC Auto Adjusting, Output 4 SPDT Relays, Amps AC 5A, Form C @ 24V DC, Operating Temp. 20 Degrees to 130 Degrees F, Event Audit Trail No, Max. User Codes 120, Keypad 12 Button, Cylinder No, For Use With Stand Alone