Function of self-examine and alarms, it is convenient for users to maintain and use.
Wo or one direction can be controlled and with LED direction indicator
It will raise the alarm by means of a sound or light when someone pushes in illegally.
The mechanism is locked until a valid open signal is received.
Reset automatically: Go signal will be cancelled if passage through is not completed within pre-set time. The standard default is 5 seconds.
Unit can be adjusted permanent open or close when power off to meet different needs, can be controlled and administered by remote control
Size, Material of arms optional
Optional indication of inside counter or outside counter
With interface of switch, compatible with all the access controller