Feature: 1. Premium Material: Miniature door release button switch, made of ABS plastic material, fireproof, flameproof, safe to use and durable. 2. Durable Shell: The push exit release switch has a sturdy housing with certain impact resistance, external force resistance and long term durability. 3. Simple and Convenient Installation: Fixed with screws, can be installed on or beside the door. Press the button to open the door and go out. 4. Exquisite Workmanship: Small size, elegant and high end, suitable for access control systems, used in residential, commercial and industrial fields. 5. Wide Application: This door release button can be used for any access control, usually used in offices, banks, gas stations, department stores, etc. Specification: Item Type: Door exit switch button Material: ABS Usage: Suitable for access control system Use Voltage: 24VDC 300mA Output Mode: Normally open and normally closed (NO/NC). Package List: 10 x Switch 20 x Screw Note: Please supply power according to the voltage used, using other voltages may cause fire and product damage!