Features: 1.DC12V touch door exit button, with NO/NC/COM contact output options. 2.Long mechanical life, more than 500,000 times. Good touch feeling, easy to operate and use. 3.Activate electric strike, magnetic lock or other electronic locks through access control. 4.Suitable for most electronic access control and door phones with access control. 5.Comes with mounting screws pack, the installation is simple, no need of complicated operations. Specification: Item Type: Door Exit Button_x000D_ Material: ABS_x000D_ Power Input: DC 12V_x000D_ Output Contact: NO / NC / COM_x000D_ Suitable Humidity: Less than 95%_x000D_ Working Temperature -20-55_x000D_ _x000D_ How to Use:_x000D_ 1. The terminal wire of the access control switch is connected with the wire of the electronic lock_x000D_ 2. Open the door by touching the door opening key PackageList: 1 x Door Exit Button 1 x Mounting Screws Pack