Features:

*Easy installation, spring balance debugging, superior quiet and stable operation

*Opening & closing force adjustable (DC Motor)

*Reverse on obstacles (DC Motor)

*Self-lock on closure position

*Manual release on power stop

*Multi-connection available by remote control, pushbutton switch, safet beam sensor, loop detector, battery backup, air pressure manometer, night-view safe light, toll gate system etc.

*Mechanical and Electrical double limit switch guarantee the full opening distance and angle

*Self protection against over-heat, over-voltage, over-use

*Working as usual in the extremely cold air