What is RFID Exit button?

The RFID Exit button is a device in the access control system that presses the button before going out

Applications
The general access control system is composed of access control controller, card reader, exit button, communication hub, and proximity card management software. Access control systems that require strict management of entry and exit will replace the exit button with another card reader.
specification
Contact state
The exit button generally has two types: normally open and normally closed. Nowadays, most exit buttons have both a normally open point and a normally closed point, so that they can be used flexibly in the access control system.
Regular size
86*86*38mm
Material
Plastic, zinc alloy, stainless steel, etc.
Trigger method
Mechanical trigger, infrared trigger, induction trigger, etc.