Check the listing for details. Key Switch Door Switches Release SPST for Access Control DC 12V Red Green LED. Condition: New. Listed at 29.27 USD. Description:-This key switch is an emergency switch button with a special mechanical key for emergency situations.-Exit switches come in handy when one wants to regulate the comings and goings of people.-19mm key switch lock with 2 keys, nice smooth action and easy to mount.-Key is removable in both ON and OFF positions.-The indicator would change color when turning on or off the switch.-Anti-disassembly signal output. NOTE:NO-COM: Switch on, GREEN indicator on; Switch off, RED indicator onNC-COM: Switch on, RED indicator on; Switch off, GREEN indicator on Specification:Panel Material: 304 Stainless SteelSwitch Rated Power: 4A 125V AC / 2A 250V ACIndicator Rated Voltage: DC 12VType: SPSTContacts Type: 1 NO, 1 NC, 1 COM, 2 TAMPPanel Size: 115 x 70mm / 4.53" x 2.76" (L*W)Mounting Cut Hole: 54 x 36mm / 2.13" x 1.