Push to Exit Button Type Narrow Stile Switch Action Momentary Material Stainless Steel Finish Brushed Depth 3 in Height 4 1/2 in Width 1 3/4 in Button Color Green Color Gray Button Dia 1 in Rating 4A Input Voltage 12 to 24V DC Output SPDT Relay Operating Temp 32 Degrees to 110 Degrees F Event Audit Trail No Keypad No Cylinder No Standards UL For Use With Magnetical Lock Alone or Conjunction with Door Closers and Other Hardware