LED INDICATOR LIGHT : Door exitis indicated with double color LED light, advanced Fashion & Technology, Smooth with glass, Beauty Design with high fashion HIGH QUALITY MATERIAL : Door touch exit release button switch made of acrylic board and PC flame retardant material, not easy to damage, to use OUTPUT CONTACT : Exit button with waterproof is divided into NO/NC/COM three contacts, the is very simple, this door touch exit release button switch can help you improve the safety performance at home TOUCH SENSOR DESIGN : When the finger touches it, it will output the on or off signal, when the finger move away, it will show to be touched on standby WIDE USE : Support most scenarios of business institutions, offices, factories, residential areas, etc. Our touch sensor door access control system switch widely used in doors, exits, gates and automatic control, Manufacturer: Sonew