Zudsec Door Opener With Automatic Swing-Push Arm

Offers advanced technology that ensures smooth / gentle operation across a wide range of conditions An advanced and reliable microprocessor controller is applied Brushless motor with self-locking / a long life span / and energy conservation Opening & Closing Speed adjustable Automatic / Lock / One Way / Half-open / Hold-open status can be set by remote key Opening and closing smooth with low noise Safety interlock and electric lock function Support multiple access control systems and Fire Alarm System Auto-Reverse