Better Structure: No gearbox, using safer direct drive technology. Smoothness Control: Unit with Vector Control Algorithm, more smooth. Safety: Precise control of opening and closing force, rapid rebound reaction when encountering resistance, easy reverse push, safety anti-pinch. Ultra Quiet: No transmission structure friction, the door machine runs comfortably and quietly. Auto Learning: Self-learning stroke after power-on, adaptive control operation path, mobile phone debugging, low maintenance cost. Easy Operation: Support pre-factory debugging settings, convenient installation without threshold.