Push Button, Type Red Mushroom, Switch Action Momentary, Material Plastic, Finish Stainless Steel, Depth 2 1/4 in, Height 5 in, Width 2 3/4 in, Button Color Red, Color Sliver/Red, Button Dia. 1-1/2 in, Rating 10A @ 35V DC, Input Voltage 12 to 24V AC/DC, Output (1) Normally-Closed Contact Pair, (1) Normally-Open Contact Pair, Operating Temp. 15 Degrees to 120 Degrees F, Event Audit Trail No, Keypad No, Cylinder No, For Use With Access Control Systems, Electro-Magnetic Locks, Exit REX Applications