Push to Exit Button Type Surface Mounted Switch Action Momentary Material Plastic Depth 1 1/2 in Height 2 in Width 3 in Button Color Red/Green Color Black Rating 3A Input Voltage 12 to 24V DC Output DPST 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 Includes (2) Lens Covers Mounting Hardware